Richie, Potsie, and Ralph go on a trip to Chicago with the school choir. Not wanting to stay in their hotel room all night, they decide to sneak out and see a show.
Elenco:
Marion Ross
,
Tom Bosley
,
Anson Williams
,
Henry Winkler
,
Erin Moran
,
Ron Howard
,
Al Molinaro
,
Don Most
,
Scott Baio
,
Ted McGinley
,
Cathy Silvers
.
