After four years together, Joel Madden and Nicole Richie are officially married.
The Good Charlotte singer and fashionista tied the knot on Saturday (Dec. 11), exchanging vows at Richie's father Lionel Richie's Los Angeles estate in front of approximately 130 of their closest friends and family.
Among the stars in attendance: Madden's twin brother and Good Charlotte guitarist Benji Madden, along with Samantha Ronson, Gwen Stefani and Gavin Rossdale.