This article is from the The Complete Guide To Hack Stand-Up Comedy, by Steven Rosenthal and Steve Silberberg (email@example.com) with numerous contributions by others.
I know that Apu on THE SIMPSONS is funny, but that's as far as it goes.
Mostly comics just do a poor characterization of a Middle Eastern/Hindu and
throw in a couple of cheap shots about Slurpees or a dot on their forehead
and leave it be.