Mariah Careyspent the early hours of Sunday 27 March, her birthday, in hospital after having contractions. She is expecting twins, a boy and a girl, in April.

The Nick Cannonhas also spoken about the impending birth on Twitter and admitted he is worried he will pass out in the delivery room. "People are trying to give me advice for when that day comes,” he tweeted. “I'm trying to prepare but I get queasy in hospitals."

The America’s Got Talent host added: "I am probably going to faint in the delivery room. I need to man up! Or maybe I should say WOMAN UP since they are the ones that have to be the strongest in the whole ordeal. I am in awe of my wife!"