Never Give a Sucker an Even Break

Never Give a Sucker an Even Break is a 1941 Universal Pictures comedy film starring W. C. Fields. Fields also wrote the original story, under the pseudonym Otis Criblecoblis. Fields plays himself, searching for a chance to promote a surreal screenplay he has written, whose several framed sequences form the films center.

The film is presented as a real life story, with W. C. Fields, Franklin Pangborn, and Gloria Jean playing themselves.At Hollywoods Esoteric Pictures studios, Fields is seen admiring a billboard advertising his previous film, The Bank Dick, and encounters various hecklers and minor calamities. His doting niece, Gloria Jean, is on her way to rehearse some songs at the studio, where she demonstrates her classically trained soprano. Fields himself is also there to pitch a script to Franklin Pangborn. ........

Source: Wikipedia