WWE

WWE standing for World Wrestling Entertainment) is a franchise which the series has referenced their wrestlers, including:
 * Bret "The Hit-man" Hart (character) in The Old Man and the Lisa
 * "Stone Cold" Steve Austin in E-I-E-I-D'oh

Gorillas on the Mast (3 November 2019) had a fake advertisement for a TV series called "Foam Lenny" supposedly broadcast Fridays at 8 on Fox "because we have nothing else". Fox had recently picked up WWE's TV series "Friday Night SmackDown" which begins at that time, since the previous month.