Actress who starred in the comedy film Clueless and the drama 8 Mile. Her other well known films include Don't Say a Word, Sin City, and Uptown Girls.
She trained as a dancer and a singer when she was four years old.
She voiced the character Gloria in the 2006 film Happy Feet.
She was very close to her mother, who often lived with her. She dated Ashton Kutcher in 2002. She was engaged to Joe Macaluso prior to marrying Simon Monjack.
She played a leading role in Sin City with Clive Owen.