Actor
- MTV Video Music Awards 2009 (2009) .... Herself
- Wild Cherry (2009) .... Trish Van Doren
- Van Wilder 3 (2009) .... Kaitlin Hays
- 2008 Much Music Video Music Awards (2008) .... Herself
- Green Flash (2008) .... Lana
- Spring Breakdown (2008) ....
- MTV Australia Video Music Awards 2007 (2007) .... Herself
- Backstage: Hollywood Fashion (2007) .... Herself
- Get This Party Started (2006) .... Herself - Host (2 episodes, 2006)
- "Veronica Mars" Versatile Toppings (2006) .... Kylie Marker (as Kristin Cavallari)
- Fingerprints (2006) .... Crystal
- Laguna Beach: The Real Orange County (2004) .... Herself (28 episodes, 2004-2005)