In this episode it is stated that Ren is a vegetarian. In the episode Island Time she gets a free lobster for dinner.
The title refers to the Gilligan's Island episode The Return of Wrongway Feldman. And the 1983 movie Star Wars Episode VI Return of The Jedi.
Formica Mike's wife is named Fran. In Mad About You, Richard Kind's character's wife was also named Fran.