It was the last generation of writers [ the Cheers] that had grown up reading books instead of watching TV. So you weren't getting anything that was derivative of I Love Lucy or Happy Days. You were getting real characters [like those] they read in P.G. Wodehouse or Dickens or somewhere along the line, because they had all grown up with a love of literature.
John RatzenbergerReally, improv is all about creating for what's around you, in the moment, so it fits in a way that you can't see the seams. It's like a great jazz combo. I still do it.
John RatzenbergerMaybe, I got a sense when [Star Wars] came out, and there were always these lines around the block. We didn't understand the popularity of Cheers until maybe five years into the series.
John Ratzenberger