A rift forms between Phyllis and Sophie after a disagreement on how to take care of Nathaniel, home with chicken pox. Alan and the boys keep watch at a hotel to try and spot Duke Snider.
Katie's sister Colleen arrive for a visit but is no welcomed by her father after becoming a Rockette and eloping instead of becoming a nun. The Silver's get their first phone.
Alan is chosen to replace the singer of a doo wop group the V-necks for a radio contest. After hanging out with the other punks in the group he begins to act rebellious.
Sophie's cousin Jacob immigrates to America to the delight of everyone but it's the secrets of his past that she wants kept from Alan and Nathaniel.
Katie is planning a baby shower for her sister Colleen but Mr. Monahan wants nothing to do with it, that is until Jacob teaches him the importance of family.
It's the first big school dance for Alan and his friends but Benny's date seems to have stood him up. Meanwhile, the Silver's and Sid are going out to a nightclub but Sid's date is late too.
A newsflash interrupts the World Series and spreads panic after announcing the Russians have launched the first satellite into space, Sputnik.