Career: Kirsten found fame at the age of 12 when she played the vampire Claudia in the 2004 film Interview with the Vampire. She was cast as Mary Jane Watson in the Spider-Man Trilogy, and has also starred in the films Wimbledon, Eternal Sunshine of the Spotless Mind, Marie Antoinette and How to Lose Friends & Alienate People. Her other films include Little Women, The Virgin Suicides, Bring It On and Get Over It.
Relationships: Kirsten has been linked to Jake Gyllenhaal, Johnny Borrell, lead singer of Razorlight, Josh Hartnett and musician Jason Boesel.
FYI: In February 2008, Kirsten checked into rehab to be treated for depression. She admitted to feeling low for several months before seeking treatment.