It turns out a few of our fave celebs were troublemakers in school.

Though most of these Hollywood stars have their stuff together now, some of the most famous people in Hollywood were really, really bad students. From fighting with classmates to stealing porn magazines, celebrities like Reese Witherspoon, Ryan Gosling and Katy Perry have some mischievous stories to share that they probably wish never happened.

We're not talking about a failed grade or detention for being late: some of these A-listers were straight up naughty schoolchildren! A few of them even got kicked out of class, including one super famous actress who nearly got suspended after jumping out of a moving school bus.

Below, check out 16 celebrities who got in a lot of trouble at school.