Ryan Gosling, George Clooney [via]
Ali Fedotowsky and GUESS raise awareness for breast cancer; Christina Milian, Jaime King and Djimon Hounsou celebrate Kimora Lee Simmons' new gig at Sunset Tower; Melissa Etheridge kicks off Pinktober month with Hard Rock; George Clooney and Ryan Gosling are total smokeshows at the premiere of Ides of March; Julianne Hough, Ashton Kutcher and the Mayor honor Ryan Seacrest at the LA's Promise Gala—it was another eventful Tuesday here in L.A. so let's talk about it in this edition of Last Night's Parties.