Ellen DeGeneres and Portia de Rossi List Beverly Hills Home for $899,000

Christina Aguilera purchased a 6-bed, $10 million estate in the gated neighborhood of Mulholland Estates in Beverly Hills, according to TMZ. The home was reportedly rented by "Real Housewives of Beverly Hills" alum Adrienne Maloof after she finalized her divorce and sold her mansion last year. Aguilera sold her previous Mediterranean-style estate for $13.5 million after two years on the market. (Courtesy Zillow)