Vedette:
A vedette is the main female artist of a show derived from cabaret and its genres (revue, vaudeville, music hall or burlesque).
The purpose of the vedette in a cabaret or nightclub show is to entertain the public. The vedette has to know how to sing, dance and act on stage. [Wikipedia]
Noted in the Wikipedia entry for Gypsy Rose Lee:
Gypsy Rose Lee (born Rose Louise Hovick, January 8, 1911 – April 26, 1970) was an American burlesque entertainer and vedette famous for her striptease act. Also an actress, author, and playwright, her 1957 memoir was adapted into the 1959 stage musical Gypsy.