Always Leave Them Laughing is a 1949 musical comedydrama film directed by Roy Del Ruth and starring Milton Berle and Virginia Mayo.
Kip convinces Fay to do the old act themselves. But when hes offered a solo engagement, Kip grabs it, only to flop and be cheated out of his pay. He takes a small part in a show, lying to the Washburns that he was hired to be the lead, and does an impromptu gag that gets him fired.Fay needs a job, so she joins the chorus of oldtime comedian Eddie Eagens touring show. Kip takes a bit too much interest in Eddies beautiful and much younger wife, Nancy, who costars in the revue. ........
Source: Wikipedia