Mariah Carey's rep has denied reports that the singer is expecting her first child with husband Nick Cannon. Carey, 40, has made no secret of her desire to start a family with her comedian husband Cannon, 29. but her people are denying the claim after pictures surfaced of the singer looking like she's put on a few pounds. if she's not pregnant, then Mariah Carey should lose some weight so that she can get pregnant. Mariah Carey is already 40 years old that is not good.