'Ugly Betty' star America Ferrera says ''I do''

Former Ugly Betty star America Ferrera said "I do" to longtime boyfriend Ryan Piers Williams on Monday, Ferrara and Williams exchanged vows at the stunning Chappaqua, New York home of her Ugly Betty costar Vanessa Williams, with a bevy of Hollywood stars in attendance: Blake Lively and Amber Tamblyn (her Sisterhood of the Traveling Pants costars) plus such Ugly Betty cohorts as Rebecca Romijn (plus her hubby Jerry O'Connell), Mark Indelicato and Judith Light -- who officiated the proceedings! Williams proposed to the 27-year-old actress in June 2010 with a 4-carat round cut diamond worth about $70,000.The couple first met as students at the University of Southern California, when Williams cast Ferrera in a film. The two have been living together since 2007 and even share a golden retriever named Buddy, whom they refer to as "our baby," she told W.