Chester Wooley (Lou Costello) and Duke Egan (Bud Abbott) are traveling salesmen who make a stopover in Wagon Gap, Montana en route to California. During the stopover, notorious criminal Fred Hawkins is murdered and the two are charged with the crime. They are quickly tried, convicted, and sentenced to die by hanging. The head of the local citizens' committee, Jim Simpson (William Ching), recalls a law whereby the survivor of a gun duel must take responsibility for the deceased's debts and family. The law spares the two from execution, but Chester is now responsible for the widow Hawkins (Marjorie Main) and her seven children. They go to her farm, where she works Chester from dawn to dusk, and at night he must work at the saloon to repay Hawkins' debt to its owner, Jake Frame (Gordon Jones). Her plan is to wear Chester down until he agrees to marry her. Chester quickly learns that no one will harm him, for fear that they will need to support Mrs. Hawkins and her family. Simpson makes ...