Disenchanted opera star Carlotta Manson falls for ruffian cat burglar Barney McGann and gives up her career to marry him. But Barney grows disenchanted himself at being known as the husband of a diva and itches to get back to his life of crime and manliness.

Charlie's visit to Paris, ostensibly a vacation, is really a mission to investigate a bond-forgery racket. But his agent, apache dancer Nardi is killed before she can tell him much. The case, complicated by a false murder accusation for banker's daughter Yvette, climaxes with a strange journey through the Paris sewers.

President Franklin Roosevelt appoints a theatrical producer as the new Secretary of Amusement in order to cheer up an American public still suffering through the Depression. The new secretary soon runs afoul of political lobbyists out to destroy his department.