In the scene where Jack is in the girls' bedroom trying to get the Frank Sinatra tickets from each girl, Chrissy does her first snort laugh, which is a trademark that her character would later come to be known for.
Jack (John Ritter) gives the Ropers two tickets to the Frank Sinatra concert. Norman Fell (Stanley Roper) co-starred alongside Sinatra in the original Ocean's Eleven (1960).