1. Hilary Duff
You remember her from: A Cinderella Story, The Lizzie McGuire Movie, The Perfect Man, Raise Your Voice, Material Girls... literally every teen movie ever made.
3. Chad Michael Murray
You remember him from: Freaky Friday and A Cinderella Story.
4. Gabrielle Union
You remember her from: She's All That, 10 Things I Hate About You, and Bring It On.
5. Julia Stiles
You remember her from: 10 Things I Hate About You, Save the Last Dance, and The Prince and Me.
6. Ellen Page
You remember her from: Juno.
7. Ryan Phillippe
You remember him from: Cruel Intentions.
8. Rachel McAdams
You remember her from: Mean Girls and The Notebook.
9. Michael Cera
You remember him from: Juno and Nick And Norah's Infinite Playlist.
10. Vanessa Anne Hudgens
You remember her from: The High School Musical movies.
11. Kirsten Dunst
You remember her from: Bring It On and Get Over It.
12. Shane West
You remember him from: A Walk To Remember.
13. Anne Hathaway
You remember her from: The Princess Diaries movies and Ella Enchanted.
14. Reese Witherspoon
You remember her from: Cruel Intentions and the Legally Blonde movies.
15. Channing Tatum
You remember him from: She's The Man and the Step Up movies.
16. Kristen Stewart
You remember her from: The Twilight movies.
17. Selma Blair
You remember her from: Cruel Intentions and Legally Blonde.
18. Sean Patrick Thomas
You remember him from: Cruel Intentions and Save the Last Dance.
19. Emma Stone
You remember her from: Easy A.
20. Jessica Alba
You remember her from: Honey.
21. America Ferrera
You remember her from: Sisterhood of the Traveling Pants.
22. Robert Pattinson
You remember him from: Harry Potter and the Goblet of Fire and the Twilight movies.
23. Sarah Michelle Geller
You remember her from: Cruel Intentions.
24. Blake Lively
You remember her from: The Sisterhood of the Traveling Pants
25. Amanda Seyfried
You remember her from: Mean Girls.
26. Zac Efron
You remember him from: The High School Musical movies and 17 Again.
27. Stacey Dash
You remember her from: Clueless.
28. Alexis Bledel
You remember her from: The Sisterhood of the Traveling Pants.
29. Mandy Moore
You remember her from: The Princess Diaries and A Walk to Remember.
30. Alicia Silverstone
You remember her from: Clueless.
31. Taylor Lautner
You remember him from: The Twilight movies.
32. Nikki Reed
You remember her from: Thirteen.
33. Jenna Dewan Tatum
You remember her from: Step Up.
34. Amber Tamblyn
You remember her from: The Sisterhood of the Traveling Pants.
35. Claire Danes
You remember her from: Romeo & Juliet.
36. Robert Schwartzman
You remember him from: The Princess Diaries.
37. Mehki Phifer
You remember him from: Honey.
38. Parminder Nagra
You remember her from: Bend it Like Beckham.
39. Keira Knightley
You remember her from: Bend it Like Beckham.
40. Mary-Kate and Ashley Olsen
You remember them from: ALL of their amazing movies.