Comedic actress who became known for her roles in Nick and Norah's Infinite Playlist and Thor. Her roles in 40-Year-Old Virgin and Big Momma's House brought her additional recognition. She also stars on the TV series 2 Broke Girls.
She made her first appearance in a guest role on a 2000 episode of HBO's Sex and the City.
She starred in the 2007 film, Charlie Bartlett, as the daughter of Robert Downey, Jr.'s character.
She made her acting debut at age 10 in an ad for potato chips.
She dated actor Matthew Gray Gubler in 2007.