704 Hauser to Petticoat Junction

704 Hauser Street featured an African American family living in the house the Bunker's lived in on All in the Family. 704 Hauser Street's Cumberbatch family was visited by Archie Bunker's grandson during the show's first episode.

The Jeffersons' George Jefferson was the second All in the Family supporting character to spinoff onto his own show.

The Jeffersons family appeared on the final episode of Fresh Prince where they purchased the house from the Banks family.

Diff'rent Strokes' Arnold and Mr. Drummond considered buying the home of The Fresh Prince of Bel Air's Banks family.

Hello Larry's Larry Alder crossed over onto Diff'rent Strokes for 3 different 2-part episodes

Hello Larry's characters were mentioned on Hi Honey, I'm Home!.

Hi Honey, I'm Home!'s Lloyd was friends with Mister Ed

The Beverly Hillibillies? Granny appeared on an episode of Mister Ed (see below for more on The Beverly

Petticoat Junction was a spin-off of The Beverly Hillbillies. Petticoat Junction spun off Green Acres. All three shows crossed over numerous times.