Blondie's Big Deal (1949)
Dagwood accidentally discovers a non-flammable paint. Bad guys Dillon and Stack steal it before he can give it to his boss Radcliffe. To show off his invention, Dagwood paints Radcliffe's house with it and is disgraced when the house burns down!
Directed by: Edward Bernds
Starring: Penny Singleton, Arthur Lake, Larry Simms, Marjorie Ann Mutchie, Jerome Cowan, Collette Lyons
Links: Columbia Pictures, IMDb, Movie posters, Movie stills