Food ven­dor: What would you like?
Cus­tomer: What is the dif­fer­ence be­tween a knish and a hot dog?
Food ven­dor: A knish is del­ish and the hot dog is a hot dog.
Cus­tomer: A knish is del­ish? Well, I will have the knish please.

–Madi­son Square Gar­den

Over­heard by: Tang