LOS ANGELES, Aug 31: Fergie, the singer of pop-rap group the Black Eyed Peas, has given birth to a boy in Los Angeles on Thursday, a representative for her actor-husband Josh Duhamel said. Axl Jack Duhamel weighed 7 lb and 10 ounces (3.5 kg), Duhamel spokeswoman Ruth Bernstein said. (agencies)