Photos: Celebrity hook-ups you never knew about
Diane Keaton and...
Credit: Getty Images
WASHINGTON, DC - APRIL 28: Actress Diane Keaton attends TIME/PEOPLE/FORTUNE/CNN White House Correspondents' Association Dinner Cocktail Party at the Hilton Hotel on April 28, 2012 in Washington, DC. (Photo by Larry Busacca/Getty Images for People)
