Pop QuizPop Quiz: Celeb Real Estate!

How did Katie surprise her neighbors? Who lives in Ozzy's old house? See how well you know their cribs! By Cara Lynn Shultz

CREDIT: Mavrix

Published: Tuesday January 13, 2009 06:00 AM EST

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What did Katie Holmes do to surprise her neighbors in New York?

She brought food to a pot-luck dinner
She installed a swimming pool on the roof
She let Suri play in the elevators
She went to the building's holiday party