What's better than a celebrity squad to warm your heart and inspire major #FriendshipGoals? One that goes all the way back to grade school, of course.
From old flames to BFF's to people who probably never thought they'd see each other again post-graduation, these 27 Hollywood-ers got to know each other as students—and some pairs are totally unpredictable.
VIDEO: Jennifer Aniston's Floral Dress Is Totally Rachel-Worthy
Scroll down to find out which of your favorite stars were once classmates. Some were even best friends!