The movie George was alluding to when telling Brenda the pizza delivery boy "did pretty well for himself" was likely the 1989 film, Loverboy (1989), starring Patrick Dempsey.
The vanity card is a poem dedicated to Peter Roth (b.1950), chairman of Warner Bros. 1999-2021. He received a star on the Hollywood Walk of Fame on 14 Oct 2021, the same day this episode aired.
Dan Byrd and Annie Potts previously worked together on the series Any Day Now (1998). Dan Byrd played the younger version of Annie Potts' character's husband, Collier Simms.