The happy couple watched five-time champion Roger Federer beat out Austria’s Jurgen Melzer!
Next Thursday (September 16), Gwen will debut her L.A.M.B. Spring 2011 Collection at The Theater at Lincoln Center. Can’t wait!
UPDATE: When Gwen and Gavin‘s mugs appeared on the Jumbotron, the entire crowd cheered like crazy! When another female celeb popped up, audience members booed. Oops!
10+ pictures inside of US Open spectators Gwen Stefani and Gavin Rossdale… More Here! »