Premiere of the Film "Crossroads"

400787 18: Actress Hilary Duff attends the premiere of the film "Crossroads" February 11, 2002 in Hollywood, CA. The film stars pop music superstar Britney Spears. (Photo by Vince Bucci/Gety Images)

Hilary Duff Hosts MTV's TRL

NEW YORK - MAY 1: Actress Hilary Duff guest hosts on MTV's TRL at the MTV Studios May 1, 2003 in New York City. (Photo by Evan Agostini/Getty Images)

Hilary Duff Hosts MTV's TRL

NEW YORK - MAY 1: Actress Hilary Duff guest hosts on MTV's TRL at the MTV Studios May 1, 2003 in New York City. (Photo by Evan Agostini/Getty Images)

Hilary Duff Hosts MTV's TRL

NEW YORK - MAY 1: Actress Hilary Duff guest hosts on MTV's TRL at the MTV Studios May 1, 2003 in New York City. (Photo by Evan Agostini/Getty Images)

Hilary Duff Hosts MTV's TRL

NEW YORK - MAY 1: Actress Hilary Duff guest hosts on MTV's TRL at the MTV Studios May 1, 2003 in New York City. (Photo by Evan Agostini/Getty Images)

29th International Emmy Awards

Hilary Duff, the star of the ABC/Disney Channel show "Lizzie McGuire", presented the Children and Young People award to Barbara Kennedy and Susan Rodgers of Canada for "Streets Cents - Episode 4" at the 29th International Emmy Awards in New York City on November 19, 2001. photo by Gabe Palacio/ImageDirect

29th International Emmy Awards

Hilary Duff, the star of the ABC/Disney Channel show "Lizzie McGuire", was a presenter at the 29th International Emmy Awards in New York City on November 19, 2001. photo by Gabe Palacio/ImageDirect

Nickelodeon's 16th Annual Kids' Choice Awards - Arrivals

SANTA MONICA, CA - APRIL 12: Hilary Duff attends Nickelodeon's 16th Annual Kid's Choice Awards at the Barker Hangar, April 12, 2003 in Santa Monica, California. (Photo by Frank Micelotta/Getty Images)

Nickelodeon's 16th Annual Kids' Choice Awards - Arrivals

SANTA MONICA, CA - APRIL 12: Hilary Duff attends Nickelodeon's 16th Annual Kid's Choice Awards at the Barker Hangar, April 12, 2003 in Santa Monica, California. (Photo by Frank Micelotta/Getty Images)

15th Annual Kid's Choice Awards - Arrivals

Haylie Duff (Left) & Hilary Duff arrive at the 15th Annual Nickelodeon Kid's Choice Awards, at The Barker Hanger in Santa Monica, Ca., 4/20/02. Photo by Frank Micelotta/ImageDirect.

Hollywood Premiere Of The Lizzie McGuire Movie

HOLLYWOOD, CA - APRIL 26: Cast members (L-R) Yani Gellman, Hilary Duff and Adam Lamberg attend the premiere of The Lizzie McGuire Movie on April 26, 2003 in Hollywood, California. (Photo by Lucy Nicholson/Getty Images)

Hollywood Post-Premiere Party for The Lizzie McGuire Movie

HOLLYWOOD - APRIL 26: (U.S. TABS AND HOLLYWOOD REPORTER OUT) Actress Hilary Duff (L) hugs singer Aaron Carter at the post-premiere party for The Lizzie McGuire Movie on April 26, 2003 in Hollywood, California. (Photo by Lucy Nicholson/Getty Images)

Hollywood Premiere Of The Lizzie McGuire Movie

HOLLYWOOD, CA - APRIL 26: Actress Hilary Duff (R) hugs actor Yani Gellman at the premiere of The Lizzie McGuire Movie on April 26, 2003 in Hollywood, California. (Photo by Lucy Nicholson/Getty Images)

Hollywood Premiere Of The Lizzie McGuire Movie

HOLLYWOOD, CA - APRIL 26: Actress Hilary Duff attends the premiere of The Lizzie McGuire Movie on April 26, 2003 in Hollywood, California. (Photo by Lucy Nicholson/Getty Images)

Hollywood Premiere Of The Lizzie McGuire Movie

HOLLYWOOD, CA - APRIL 26: Actress Hilary Duff attends the premiere of The Lizzie McGuire Movie on April 26, 2003 in Hollywood, California. (Photo by Lucy Nicholson/Getty Images)

Agent Cody Banks After Party

WESTWOOD, CA - MARCH 8: (U.S TABS AND HOLLYWOOD REPORTER OUT) Actress Hilary Duff plays cards at the "Agent Cody Banks" after party at the Hammer Museum UCLA on March 8, 2003 in Westwood, California. (Photo by Frazer Harrison/Getty Images)

Agent Cody Banks After Party

WESTWOOD, CA - MARCH 8: (U.S TABS AND HOLLYWOOD REPORTER OUT) Actress Hilary Duff talks to MGM Chairman Alex Yemenidjian at the "Agent Cody Banks" after party at the Hammer Museum UCLA on March 8, 2003 in Westwood, California. (Photo by Frazer Harrison/Getty Images)

Agent Cody Banks After Party

WESTWOOD, CA - MARCH 8: (U.S TABS AND HOLLYWOOD REPORTER OUT) Actress Hilary Duff signs autographs "Agent Cody Banks" after party at the Hammer Museum UCLA in Westwood on March 8, 2003 in Los Angeles, California. (Photo by Frazer Harrison/Getty Images)

Cody Banks Premiere

WESTWOOD, CA - MARCH 8: Actors Frankie Muniz and Hilary Duff arrive for the premiere of the film "Agent Cody Banks" at the Mann Village Theatre on March 8, 2003, Westwood, California. (Photo Frazer by Harrison/Getty Images)

Hilary Duff at "Bringing Down The House" premiere

LOS ANGELES - MARCH 2: Actress Hilary Duff arrives at the premiere of the movie "Bringing Down The House" on March 2, 2003 in Los Angeles, California. (Photo by Dan Steinberg/Getty Images)

Los Angeles Premiere Of Shanghai Knights

HOLLYWOOD, CA - FEBRUARY 3: Actress Hilary Duff attends the premiere of "Shanghai Knights" at the El Capitan Theater on February 3, 2003 in Hollywood, California. (Photo by Jon Kopaloff/Getty Images)

30th Annual American Music Awards

LOS ANGELES - JANUARY 13: Singer Hilary Duff attends the 30th Annual American Music Awards (AMA) at the Shrine Auditorium on January 13, 2003 in Los Angeles, California. (Photo by Robert Mora/Getty Images)

Hilary Duff At Film Premiere of Monte Walsh

BURBANK, CA - JANUARY 8: Actress Hilary Duff attends the premiere of the TNT television movie "Monte Walsh" on January 8, 2003 at the Warner Bros. Studios in Burbank, California. (Photo by Vince Bucci/Getty Images)

Hilary Duff At Film Premiere of Monte Walsh

BURBANK, CA - JANUARY 8: Actress Hilary Duff attends the premiere of the TNT television movie "Monte Walsh" on January 8, 2003 at the Warner Bros. Studios in Burbank, California. (Photo by Vince Bucci/Getty Images)

"Lizzie McGuire" Cast Volunteer Work at Youth Center

404529 04: Actress Hilary Duff of Dinsey's "Lizzie McGuire" volunteers to refurbish the grounds at the Boys and Girls Club of Burbank April 27, 2002 in Burbank, CA. (Photo by Robert Mora/Getty Images)

Express store opening

LOS ANGELES, CA - AUGUST 2: Actress Hilary Duff arrives at the Express store opening on August 2, 2002 in Los Angeles, California. (Photo by Sebastian Artz/Getty Images)

Spy Kids 2: The Island Of Lost Dreams Premiere

HOLLYWOOD - JULY 28: Actress Hilary Duff attends the premiere of "Spy Kids 2: The Island of Lost Dreams" at Grauman's Chinese Theatre on July 28, 2002 in Hollywood, California. (Photo by Robert Mora/Getty Images)

Nickelodeon's 15th Annual Kids'' Choice Awards

404189 40: Actress Hilary Duff attends the Nickelodeon's 15th Annual Kids'' Choice Awards April 20, 2002 in Santa Monica, CA. Kids cast more than 17 million votes for their favorites in 20 catagories. (Photo by Frederick M. Brown/Getty Images)

Divine Design

397855 15: Actress Hilary Duff arrives at the "Divine Design" fundraiser presented by Project Angel Food November 29, 2001 in Santa Monica, CA. (Photo by Sebastian Artz/Getty Images)

Kendra Scott Jewelry Of Beverly Hills Grand Opening Benefiting "Blessings In A Backpack"

WEST HOLLYWOOD, CA - AUGUST 10: Actress Hilary Duff (L) and sister actress (R) Haylie Duff attends the Kendra Scott Jewelry of Beverly Hills Grand Opening benefiting "Blessings In A Backpack" on August 10, 2011 in West Hollywood, California. (Photo by Valerie Macon/Getty Images)

Kendra Scott Jewelry Of Beverly Hills Grand Opening Benefiting "Blessings In A Backpack"

WEST HOLLYWOOD, CA - AUGUST 10: Actress Hilary Duff attends the Kendra Scott Jewelry of Beverly Hills Grand Opening benefiting "Blessings In A Backpack" on August 10, 2011 in West Hollywood, California. (Photo by Valerie Macon/Getty Images)

The St. Bernard Project & The Spears Family Presents An Evening Of "Southern Style" - Arrivals

BEVERLY HILLS, CA - MAY 11: Actress Hilary Duff attends An Evening of "Southern Style" presented by the St. Bernard Project & the Spears family at a private residence on May 11, 2011 in Beverly Hills, California. (Photo by David Livingston/Getty Images)

Premiere Of TriStar Pictures' "Soul Surfer" - Red Carpet

HOLLYWOOD, CA - MARCH 30: Actress Hilary Duff attends the premiere of TriStar Pictures' "Soul Surfer" at the Arclight Cinerama Dome on March 30, 2011 in Hollywood, California. (Photo by Neilson Barnard/Getty Images)

The St. Bernard Project & The Spears Family Presents An Evening Of "Southern Style" - Arrivals

BEVERLY HILLS, CA - MAY 11: Actress Hilary Duff attends An Evening of "Southern Style" presented by the St. Bernard Project & the Spears family at a private residence on May 11, 2011 in Beverly Hills, California. (Photo by David Livingston/Getty Images)

Hilary Duff Supports "Blessings In A Backpack" Program

ATLANTA, GA - MARCH 21: Recording Artist/Actress Hilary Duff at Bethune Elementary School in support of the "Blessings in a Backpack" program on March 21, 2011 in Atlanta, Georgia. (Photo by Rick Diamond/Getty Images)

Hilary Duff Supports "Blessings In A Backpack" Program

ATLANTA, GA - MARCH 21: Recording Artist/Actress Hilary Duff helps pack backpacks at Bethune Elementary School in support of the "Blessings in a Backpack" program on March 21, 2011 in Atlanta, Georgia. (Photo by Rick Diamond/Getty Images)

Hilary Duff Signs Copies Of "Elixir"

NEW YORK - OCTOBER 11: Singer Hilary Duff promotes "Elixir" at Borders Books & Music, Columbus Circle on October 11, 2010 in New York City. (Photo by Jason Kempin/Getty Images)

6th Annual BGC Charity Day

NEW YORK - SEPTEMBER 13: Actress / singer Hilary Duff attends the 6th Annual BGC Charity Day at BGC Partners, INC on September 13, 2010 in New York City. (Photo by Chelsea Lauren/Getty Images)

"Love, Loss, And What I Wore" New Cast Member Celebration

NEW YORK - JULY 01: Actress Hilary Duff attends the "Love, Loss, and What I Wore" new cast member celebration at 44 1/2 on July 1, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)

2010 Teen Choice Awards - Press Room

UNIVERSAL CITY, CA - AUGUST 08: Presenter Hilary Duff poses in press room during the 2010 Teen Choice Awards at Gibson Amphitheatre on August 8, 2010 in Universal City, California. (Photo by Jason Merritt/Getty Images)

Good Housekeeping 125th Anniversary

NEW YORK - APRIL 12: Actress/singer Hilary Duff attends Good Housekeeping's 125th anniversary at the New York City Center on April 12, 2010 in New York City. (Photo by Stephen Lovekin/Getty Images)

Good Housekeeping 125th Anniversary

NEW YORK - APRIL 12: Actress/singer Hilary Duff attends Good Housekeeping's 125th anniversary at the New York City Center on April 12, 2010 in New York City. (Photo by Stephen Lovekin/Getty Images)

3rd Annual George Lopez Celebrity Golf Classic

TOLUCA LAKE, CA - MAY 03: Actress Hilary Duff arrives at the 3rd Annual George Lopez Celebrity Golf Classic at the Lakeside Golf Club on May 3, 2010 in Toluca Lake, California. (Photo by Michael Buckner/Getty Images)

Cinema Society Screening Of "The Invention Of Lying" - Inside Arrivals

NEW YORK - SEPTEMBER 16: Actress/singer Hilary Duff attends the Cinema Society & Links Of London screening of "The Invention of Lying" at Tribeca Grand Screening Room on September 16, 2009 in New York City. (Photo by Stephen Lovekin/Getty Images)

25th Annual Santa Barbara International Film Festival - Day 3

SANTA BARBARA, CA - FEBRUARY 06: Actress Hilary Duff arrives to the Lucky Denim Modern Master Award at the 25th Annual Santa Barbara International Film Festival at the Arlington Theatre on February 6, 2010 in Santa Barbara, California. (Photo by Michael Buckner/Getty Images)

Herve Leger - Backstage - Spring 2010 MBFW

NEW YORK - SEPTEMBER 13: Actress/singer Hilary Duff attends the Herve Leger Spring 2010 Fashion Show at the Promenade at Bryant Park on September 13, 2009 in in New York City. (Photo by Jason Kempin/Getty Images for Herve Leger)

Herve Leger - Front Row - Spring 2010 MBFW

NEW YORK - SEPTEMBER 13: Hilary Duff attends the Herve Leger Spring 2010 Fashion Show at the Promenade at Bryant Park on September 13, 2009 in in New York City. (Photo by Jason Kempin/Getty Images for Herve Leger)

Charlotte Ronson & JCPenney Celebrate I "Heart" Ronson Collection

NEW YORK - AUGUST 20: Actress Hilary Duff attends the celebration of the I "Heart" Ronson collection on August 20, 2009 in New York City. (Photo by Astrid Stawiarz/Getty Images)

Bike In Style Challenge Winner Announcement And Awards Ceremony

NEW YORK - JUNE 02: Actress/Singer Hilary Duff arrives at the Bike In Style challenge winner announcement and awards ceremony at the LVMH Tower Magic Room on June 2, 2009 in New York City. (Photo by Will Ragozzino/Getty Images)

Hilary Duff Lights The Empire State Building In Honor Of People With AIDS

NEW YORK - MAY 14: Actress Hilary Duff lights the The Empire State Building on May 14, 2009 in New York City. (Photo by Bryan Bedder/Getty Images)

Herve Leger By Max Azria Collection Launch Party

WEST HOLLYWOOD, CA - MAY 06: Actress Hilary Duff arrives at the Herve Leger by Max Azria Collection Launch party held at Live! on Sunset on May 6, 2009 in West Hollywood, California. (Photo by Alberto E. Rodriguez/Getty Images)

Herve Leger By Max Azria Collection Launch Party

WEST HOLLYWOOD, CA - MAY 06: Actress Hilary Duff arrives at the Herve Leger by Max Azria Collection Launch party held at Live! on Sunset on May 6, 2009 in West Hollywood, California. (Photo by Alberto E. Rodriguez/Getty Images)