Lucy decides she must re-enter the workforce if she wants more spending money. Ethel stays behind to cook and clean for the Ricardo's and Lucy finds out how much has changed in the employment departments.
Lucy wants Milton Berle in little Ricky's school play. So while at his office, she overhears that he can't concentrate on writing a new book, so she offers up her home so that he can write in peace, without anyone else's knowledge. Ricky jumps to the conclusion that Lucy is having an affair and punches out Mr. Berle, not knowing who he really was. The episode concludes with the play Milton agreed to do.