Chiwetel Ejiofor, Russell Simmons, Alfre Woodward walk the red carpet at the premiere of 12 Years A Slave; Lacey Chabert, Debbie Matenopoulos and other fashionable ladies admire baubles at the Stella & Dot Trunk Show benefiting the Noreen Fraser Foundation; Sofia Vergara and Edward James Olmos hit the Latino International Film Festival closing night festivities—read up on all of Monday's top events in this installment of Last Night's Parties.