We asked the BuzzFeed Community to tell us some of their favorite music video cameos. Here's what they said:
1. Tom Hanks, "I Really Like You" by Carly Rae Jepsen

2. Leonard Nimoy, "The Lazy Song" by Bruno Mars

3. Kim Kardashian, "Thnks Fr Th Mmrs" by Fall Out Boy

4. Sir Ian McKellen, "Listen To The Man" by George Ezra

5. Kathy Griffin, "The Real Slim Shady" by Eminem

6. Noah Schnapp, "LA Devotee" by Panic! At The Disco

7. Brandon Routh and Taylor Swift, "Babe" by Sugarland

8. Gabrielle Union, "Miss Independent" by Ne-Yo
9. Scarlett Johansson, "What Goes Around...Comes Around" by Justin Timberlake

10. Milo Ventimiglia, "Big Girls Don't Cry" by Fergie

11. Courteney Cox, "Dancing in the Dark" by Bruce Springsteen
12. Tenacious D, "Learn to Fly" by Foo Fighters

13. Aaron Taylor Johnson, "Überlin" by REM

14. Christopher Walken, "Weapon of Choice" by Fatboy Slim

15. Eva Mendes, "Miami" by Will Smith

16. Jennifer Lopez, “That’s the Way Love Goes” by Janet Jackson
17. Scott Eastwood, "Wildest Dreams" by Taylor Swift

18. Megan Fox, "Love the Way You Lie" by Eminem & Rihanna

19. Ben Stiller, "Bad Boy For Life" by Diddy

20. Jake Gyllenhaal and FKA Twigs, "Time to Dance" by The Shoes

21. Brie Larson, Anne Hathaway, and Kristen Stewart, "Just One of the Guys" by Jenny Lewis

22. Rupert Grint, "Lego House" by Ed Sheeran
23. Channing Tatum, "Beautiful Trauma" by Pink

24. Drew Barrymore, "Drew Barrymore" by SZA

25. Keanu Reeves, "Rush Rush" by Paula Abdul

26. Kim Kardashian and Chrissy Teigen, "MILF$" by Fergie
27. Idris Elba, "Lover of the Light" by Mumford and Sons

28. Diddy and Paul Rudd, "Go Kindergarten" by The Lonely Island & Robyn

29. Katie Holmes, "Tongue Tied" by Eve 6

30. Hugh Hefner, "Beverly Hills" by Weezer

31. Eddie Murphy, Iman, and Magic Johnson, “Remember The Time” by Michael Jackson

32. Mila Kunis, "Jaded" by Aerosmith

33. Charlie Puth, "Dear Future Husband" by Meghan Trainor

34. Jason Sudeikis, Ed Helms, Will Forte, and Jason Bateman, "Hopeless Wanderer" by Mumford & Sons
35. Tyra Banks, "Black or White" by Michael Jackson

36. John Malkovich and Hugh Laurie, "Walking on Broken Glass" by Annie Lennox
37. Natalie Dormer, "Someone New" by Hozier

38. Norman Reedus, "Judas" by Lady Gaga

39. Rachael Leigh Cook, "Dressed to Kill" by New Found Glory

40. Mandy Moore, "Little Things" by Good Charlotte

41. Literally too many celebs to count, "Queenie Eye" by Paul McCartney
42. Charlize Theron, "Crossfire" by Brandon Flowers

43. Zooey Deschanel, "She’s Got Issues" by The Offspring

44. Vince Vaughn, "1979" by The Smashing Pumpkins

45. Aisha Tyler, Margaret Cho, Eric Stonestreet, Kristen Schaal, and Jack Black, "Tacky" by Weird Al Yankovic
46. Various YouTube stars, "Pork and Beans" by Weezer

47. Brendon Urie, “What a Catch, Donnie” by Fall Out Boy

48. Jake Gyllenhaal, Samuel L. Jackson, and Ron Howard, "Blame It" by Jamie Foxx
