Daughter of Sonny Bono and Cher Spokesperson for GLAAD, the Gay & Lesbian Alliance Against Defamation High school friend of Jennifer Aniston. Half-sister on her mother's side of Elijah Allman. Half-niece of Georganne LaPiere. Graduated from the High School for Performing Arts in New York. She is named after the movie Chastity (1969) starring her mother 'Cher' and written by her father Sonny Bono. Half-niece of Michael Madsen. Had breast reduction surgery to relieve back pain and discomfort related to her large bust-size.