Mariah Carey flashes boobs on Twitter for hubby Nick Cannon

The RnB/Pop singer posted this picture wishing her hubby Nick Cannon a happy birthday.

‘Happy Birthday to my Hubby @NickCannon…”my baby I’m waiting on youuuu”hahaha! KKLB! GHL!!!! Mwah !!!!!‘, @MariahCarey tweeted.

The couple welcomed a set of twins on May 1, 2011.