Conversation so far:
When did she first take stage?
In 1907, Sophie Tucker made her first theater appearance, singing at an amateur night in a vaudeville establishment.
What did Sophie Tucker sing on stage at an amateur night in a vaudeville establishment?
Sophie Tucker's songs included I Don't Want to Get Thin and Nobody Loves a Fat Girl, But Oh How a Fat Girl Can Love.“
Was Sophie Tucker's stage performance well received at first?
Though Sophie Tucker was a hit, the other female stars refused to share the spotlight with her, and the company was forced to let her go.

Question: When did she find success on stage?
Self-contained rewrite: When did Sophie Tucker find success on stage?