Janice Felice Karman born May 21 1954 is an American actress film producer record producer singer and voice artist She is the coowner of Bagdasarian Productions with her husband Ross Bagdasarian Jr Karman was born in Los Angeles California Her father was psychologist Harvey Leroy Karman born Harvey Walters Her mother Felice Karman was also a psychologist Karman played the role of Bunny in the 1975 film Switchblade Sisters alternate title The Jezebels and Hank in the 1976 exploitation film Slumber Party 57 The focus of Bagdasarian Productions company is on creating albums cartoons and other products based on the Alvin and the Chipmunks characters who were created by Bagdasarians father Ross Bagdasarian Sr besides helping to produce the records and cartoons Karman provides the singing voices of Theodore and the members of the female spinoff group The Chipettes Brittany Jeanette and Eleanor Dody Goodman also did the voice of Miss Beatrice Miller as well In Little Alvin and the MiniMunks Janice also got to play the role of LaLu She originally voiced Theodore in the liveactioncomputeranimated film adaptation but for promotional reasons Theodore was rerecorded by the singer and actor Jesse McCartney However her singing was kept in Karman and her husband have two children a daughter Vanessa 1986 and a son Michael b January 18 1990