05/02/2009 05:12 am ET | Updated May 25, 2011

HEIDI KLUM PRANK: Undercover For "I Get That A Lot" On April Fools

CBS [for the show "I Get That A Lot] celebrates April Fool's Day by putting Heidi Klum in a pizza parlor for the sole purpose of pranking the public.

"I didn't wear makeup and I had my hair in a bun with a pencil in it," Heidi tells ET. She says no one told her how to disguise herself, but she felt that if she showed up in full makeup, she would be too easily recognized.

"I got to be the pizza girl. I got to be someone I am normally not. I was quite rude to people. I would bite their pizza and give it to them. I would drop the dough on the floor, pick it up and use it," the "Project Runway" host continues.

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