Dave Allocca / Associated Press / DMI
The material girl
One who appreciated Keaton's love of houses: Madonna (shown here with her then-boyfriend and now husband, Guy Ritchie). On June 22, 2000, Hot Property reported, "Diane Keaton has sold her Beverly Hills home to Madonna for $6.5 million.
After buying the Spanish-style house, built in the 1920s, Keaton completely refurbished it. The home has about eight bedrooms and a guest house in 7,000 square feet.