Harry's asked to help a private investigator who's been hired to protect some gold coins being stored in a bank near Harry's office. The guy named Rich Little relies on his ability to imitate anyone's voice to get the job done. But when the bank is robbed and he's fired, he turns to Harry for help.
Newlyweds Irene and George have a fight. Irene moves in with the Boyles. Irma decides to invite a marriage counselor for dinner to try to help. However, the marriage counselor starts to "help" the Boyles.
Officer Gunther Toody, of Car 54 Where Are You?, is looking for a moonlighting job so the Boyle's give him the idea of a Child Care business. When Chet gets involved the Boyle's basement becomes ground zero for the business.