Recently we asked the BuzzFeed Community to tell us what ultra famous celebs they were shocked to see in a movie or TV show. Here are just some of the submissions!
1. Steve Carell as a snooty waiter in Curly Sue:

2. Jon Favreau as a birthday party clown on Seinfeld:

3. Rami Malek as the pro-bending waterbender Tahno on Legend of Korra:

4. Emma Stone as a girl who plays a mean prank on Reese in Malcolm in the Middle:

5. Bradley Cooper as a guy Carrie almost went home with on Sex and the City:

6. Amy Schumer as Liz's stylist on 30 Rock:

7. Olivia Rodrigo as one of Jess's students on New Girl:

8. Pedro Pascal as Eddie, Buffy's acquaintance who got turned into a vampire she had to dust on Buffy the Vampire Slayer:

9. Octavia Spencer as the woman checking people into fights in Spider-Man:

10. Amy Adams as the purse salesperson Jim dated on The Office:

11. Jennifer Lawrence as a school mascot on Monk:

12. Ben Affleck as an unnamed basketball player in the Buffy the Vampire Slayer movie:

13. Luke Perry as Billy in The Fifth Element:

14. Jason Seigel as a stoner at a party in Can't Hardly Wait:

15. Leslie Jones as a woman in the salon on Girlfriends:

16. Adam Scott as Griff Hawkins, head of the bullies, on Boy Meets World:

17. Ryan Reynolds as the popular douchey guy Sabrina liked in the original Sabrina the Teenage Witch movie:

18. Scarlett Johansson as Alex's sister Molly in Home Alone 3:

19. Megan Fox as a makeup counter worker on What I Like About You:

20. Alison Brie as Jackson's girlfriend on Hannah Montana:

21. Chris Evans as a high schooler who pulled a gun on his classroom on Boston Public:
22. Sebastian Stan as the Mad Hatter/Jefferson on Once Upon a Time:
23. James Earl Jones as one of the bombers in Dr. Strangelove

24. Regé-Jean Page as one of Bill and Fleur's wedding guests in Harry Potter and the Deathly Hallows — Part 1:

25. Oscar Isaac as the photographer/male villain’s assistant in All About The Benjamins:

26. Shailene Woodley as Felicity in Felicity: An American Girl Adventure:

27. Chadwick Boseman as a magician in Castle:
28. Brie Larson as Abed's girlfriend in Community:

29. And finally, Lady Gaga as a "Girl at Swimming Pool #2" in The Sopranos:

Submissions have been edited for length/clarity.