got a crash course in tuna fish Monday when the endearing dimwit attended a staff meeting at Chicken of the Sea's San Diego headquarters. (Simpson admitted on a recent episode of her MTV hit Newlyweds
that she thought Chicken of the Sea was actually made of chicken
. Cue laugh track.) "We wanted to bring her down and make sure she understood the difference," says company exec Don George
, who kept mum on rumors that Simpson is still trying to find her way out of the building.