Beyonce reveals pregnancy

Beyonce has announced she's pregnant.

The singer told reporters at the MTV VMA's that she's expecting her first child with Jay-Z.

At the end of her performance, Beyonce unzipped her jacket and rubbed her stomach - much to the delight of the crowd in LA.

It will be her first child with rapper husband of 3 years Jay-Z.

Britney Spears picked up the Michael Jackson video vanguard award for special achievement and dedicated it to the mum to be.