Cheers - Season 10 - Eps 16: One Hugs, the Other Doesn't
A Boston performance by children's singer Nanny Gee for Frederick's birthday sheds light on Frasier's past as Lilith and the barflies discover Nanny is Frasier's first wife! Frasier had forgotten to mention this fact to Lilith and when Nanny arrives at Cheers she and Lilith soon get into a catfight!
About Cheers

Title: Cheers
First Air Date: 1982-09-30
Last Air Date: 1993-05-20
Status: Ended
Rating: 7.6/10 (from 612 votes)
Language: EN
Seasons: 12
Total Episodes: 269
Network: NBC
Genres: Comedy
Production Companies: Paramount Television, Charles/Burrows/Charles Productions
Synopsis
The story about a blue-collar Boston bar run by former sports star Sam Malone and the quirky and wonderful people who worked and drank there.
Cast

Ted Danson
Sam Malone

Kirstie Alley
Rebecca Howe

Rhea Perlman
Carla Tortelli

George Wendt
Norm Peterson

John Ratzenberger
Cliff Clavin

Woody Harrelson
Woody Boyd

Kelsey Grammer
Frasier Crane