1. In A Cinderella Story, when Austin Ames licks his fingers before throwing the football during warm-ups:
Warner Bros.
2. Also in A Cinderella Story, when Austin locks his G-Wagon in slow-mo:
Warner Bros.
3. In Cadet Kelly, when Kelly and Jenny have their seemingly innocent — yet extremely charged — moment on the quad:
Disney Channel
4. In She's the Man, when Duke shimmies in the middle of the victory circle on the soccer field:
DreamWorks Pictures
5. In A Walk to Remember, when Landon places the butterfly tattoo on Jamie's shoulder and then blows on it to dry it:
Warner Bros.
6. In Save the Last Dance, when Derek teaches Sara how to dance:
Paramount Pictures
7. In Ella Enchanted, when Char tells Ella to kiss him, but follows it up with it not "being an order":
Miramax Films
In case you forgot, Ella has to follow every order she's given, so Char — unknowingly — gave her the freedom of choice for the first time in her life.
8. In Uptown Girls, when Neal serenades Molly at Ray's dance recital:
MGM
9. In Angus, Thongs, and Perfect Snogging, when Robbie stood up for Georgia and said she was "perfect for him":
Paramount Pictures
10. Also in Angus, Thongs, and Perfect Snogging, when Georgia and Robbie walked happily into the sunset together:
Paramount Pictures
11. In Bring It On, when Cliff pushes Torrance on the swing:
Universal Pictures
12. In The Perfect Man, when Adam gives Holly her drawing:
Universal Pictures
13. In Step Up, when Tyler catches Nora during their dance practice:
Buena Vista Pictures
14. In Sleepover, when Steve places the crown on Julie's head during the school dance:
MGM
15. In John Tucker Must Die, when John flaunts his thong during basketball rehearsal:
20th Century Fox
16. In Sisterhood of the Traveling Pants, when Kostas rescues Lena after she falls in the ocean:
Warner Bros.
17. In Center Stage, when Charlie perfectly dips Jody on stage:
Paramount Pictures
18. Finally, in 13 Going on 30 when Matty shows Jenna his "Razzle red" tongue:
Sony Pictures