Victoria’s Secret model Alessandra Ambrosio will soon have a new man in her life. The pregnant beauty is having a boy with her fiancé, Jamie Mazur. The couple already have a daughter, Anja, 3. The model mommy is in Brazil prepping for the wedding of her sister, Aline, in Florianópolis this weekend. Sources say Ambrosio, who’s due in four weeks, will stay in Brazil for a while, but hasn’t yet decided if she’ll give birth there or in Los Angeles.