Current Favorites are Bing Bang Theory and The In-Betweeners (BBC America)
Older Favorites are Cheers, Seinfeld, That 70's Show, Friends, Malcolm In The Middle, Married With Children, Roseanne, and Coupling (the BBC version not the crappy American one they tried to make)
Really Old Favorites are MASH, Taxi, Fawlty Towers, All In The Family, Are You Being Served, Waiting for God, and Keeping Up Appearances.