1993-2004, 11 Seasons
Mentioned in Season 2, Episode 7

Who says sequels never improve on the original? This Cheers spin-off arguably does, as it follows the return of Dr Frasier Crane to Seattle to live with his father.  We know you all know it, but seriously, have you watched it much recently? Like a fine wine, or the career of Ian McShane, it's just getting better with age.