8. Dianna Agron
It’s an undeniable fact: Justin Timberlake has a thing for girl-next-door good looks that aren’t too crazy-beautiful that they are intimidating.
Glee‘s stoic ex-Cheerio, Dianna Agron, would fall into that category while offering something exotic and graceful into the mix.
We can see the scenario now: Timberlake guest stars on Glee as the hot substitute teacher, the two do a little song and dance routine together, and a week later TMZ catches them snuggling at The Mondrian.