Buffy the Vampire Slayer to Cheers
4 connections
Buffy the Vampire Slayer
Angel
Angel was a spin-off of Buffy the Vampire Slayer
The John Larroquette Show
John Larroquette Show referenced Yoyodyne. Yoyodyne was also a client of Angel's Wolfram & Hart.
Frasier
John Larroquette Show's John Hemingway called into Fraiser's show
Cheers
Cheers spun-off Frasier