Rob suffers pangs of guilt after a dental emergency arises while Jerry's out of town, forcing Rob to accept treatment from another dentist whom Rob finds superior.

Directed by Carl Reiner
Starring Dick Van Dyke, Mary Tyler Moore, Rose Marie

Cast
Dick Van Dyke as Rob Petrie
Rose Marie as Sally Rogers
Morey Amsterdam as Buddy Sorrell
Larry Mathews as Ritchie Petrie
Mary Tyler Moore as Laura Petrie
Richard Deacon as Mel Cooley