What is your favorit episode with a character from Cheers?

Mine is the Show Where Sam Shows UP although I was a bit surprised they didn't have one where Sam and Roz got together briefly.
I came across this list of eps with the Cheers characters. This list includes Lilith and Frederick.
The Show Where Lilith Comes Back
Adventures in Paradise (1)/Adventures in Paradise (2)
Frasier Grinch
The Show Where Sam Shows Up
The Show Where Diane Comes Back
A Lilith Thanksgiving
The Unnatural
Room Service
Good Samaritan
The Show Where Woody Shows Up
The Apparent Trap
Cranes Unplugged
Cranes Go Caribbean/Don Juan in Hell (1)/Don Juan in Hell (2)
War of the Words
Cheerful Goodbyes
Star Mitzvah
Lilith Needs a Favor
Guns N' Neuroses
High Holidays
I came across this list of eps with the Cheers characters. This list includes Lilith and Frederick.
The Show Where Lilith Comes Back
Adventures in Paradise (1)/Adventures in Paradise (2)
Frasier Grinch
The Show Where Sam Shows Up
The Show Where Diane Comes Back
A Lilith Thanksgiving
The Unnatural
Room Service
Good Samaritan
The Show Where Woody Shows Up
The Apparent Trap
Cranes Unplugged
Cranes Go Caribbean/Don Juan in Hell (1)/Don Juan in Hell (2)
War of the Words
Cheerful Goodbyes
Star Mitzvah
Lilith Needs a Favor
Guns N' Neuroses
High Holidays