Sir Mick Jagger is set to become a grandfather and a great-grandfather in the same year after it emerged his daughter Jade is pregnant at the same time as her 21 year old, Assisi.

Jade shocked her fans on Tuesday (11Feb14) by announcing she is six months pregnant, just five months after daughter Assisi confirmed her own baby news.

It means the Rolling Stones rocker is likely to welcome a fifth grandchild in May (14) months after becoming a great-grandfather for the first time.

Announcing her news on, Jade posted a photograph of her baby bump alongside the message, "Happy to announce this granny is going to become a mummy I'm 6 months pregnant xx double whammy this year."