Carole, the bass player in Shy's band, plays right-handed at the show at the Apollo. She had previously played lefty in earlier episodes.
In this episode, which takes place in 1960, Abe talks proudly about his article being published on the "Op-ed" page of The New York Times. The first op-ed page of The New York Times appeared on 21 September 1970.
Benjamin said, "If you want to see a penguin you go to the North Pole." Penguins live only in the Southern Hemisphere.