Supermodel ALESSANDRA AMBROSIO is pregnant with her first child. The 26-year-old Brazilian beauty is expecting to give birth to boyfriend Jamie Mazur's baby later this year (08). Victoria's Secret model Ambrosio writes on her website: "I would like to announce some really great news! My boyfriend Jamie and I were surprised in the beginning of the year with some delightful news that we are expecting our first child together! "This is a dream come true and a really special moment in our lives! I'm very happy to say that our baby looks healthy (in hospital scans) and that we are really excited to be mom and dad and raising a child together."