Alessandra Ambrosio Parties in Malibu

Alessandra Ambrosio Parties in MalibuAlessandra Ambrosio was spotted enjoying herself at a private party in Malibu, California on Sunday (July 4).Accompanied by fiance Jamie Mazur, the Brazilian beauty was all smiles as she roamed the grounds - having just returned the previous day from a trip to Capri.Tweeting a simple and sweet message to her many fans and followers, Alessandra wrote, Happy 4th