How am I supposed to answer this? I could give you my top 50 favourite funny episodes. It really is such an embarrassment of riches, I can't pick one so here is my top ten - in no particular order!
Bad Day at Black Rock
Clap your hands if you believe
Day 25 - Favourite season premiere
I think this is a close run thing between In My Time of Dying and Lazarus Rising, both masterpieces!