'Simpsons' -- Short Work Week For Serious D'oh

7/15/2009 3:11 AM PDT
The cast of "The Simpsons" gets $400,000 an episode -- and when you hear how many days a week they have to work for the bread ... you'll have a cow.

Yeardley Smith -- who does Lisa's voice -- filled us in, and did the yellow one's famous laugh.