Who wouldn't love an A-list star as their teacher?
We sure wouldn't mind staring at Pretty Little Liars hottie Ian Harding or Bad Teacher's adorkable (only in the movie, we know he's a real-life hunk) Justin Timberlake. We might have to think twice about Justin's Bad Teacher counterpart Cameron Diaz, though—she kinda lives up to her title in the film.
In honor of National Kindergarten Day (shout-out to Arnold Schwarzenegger in Kindergarten Cop!), check out our new photo gallery and find out which other Hollywood celebs you can find in the classroom!