They discover that he is the heir to a fortune, and that his mother hid him so that her aunts couldn't steal the inheritance.
After discovering the baby is missing, the aunts have Laura committed to a sanatorium for supposedly being mentally ill.
They make it to the reading of the will just in time and Laura and her son gain the inheritance and the aunts are arrested, along with the gangsters.
During the film Sach has a One Touch of Venus type longing for a store mannequin he calls Cynthia.
Warner Archives released the film on made-to-order DVD in the United States as part of "The Bowery Boys, Volume One" on November 23, 2012.