Comedy Quiz Style Shows:
Mock the week
Have I got News for you
They think it's all over
Never Mind the Buzzcocks (Mark Lamarr is a funny bastard.)

Sketch Shows:
Goodness Gracious Me
Bo Selecta!
The Fast Show

Others (can't be bothered to think of other catagories)
Blackadder
Red Dwarf
Fawlty Towers
Two pints of lager and a packet of crisps
Jackass
Dirty Sanchez
Frasier

Uhm, my brain breaks now, but yeah.