Congratulatory messages keep pouring in for Beyonce as she announced via her Instagram page that she's pregnant with Twins.

Queen Bey who has been away from the public eye surprised the world with the announcement of her pregnancy after 5 years of her first child, Blue Ivy Carter, with husband and business mogul Jay Z.

Celebrities such as K Michelle, Chrissy Tiegen, Rita Ora among others have sent congratulatory messages to the music royal family.

Latest to join in their joy is singer, Rihanna. In a special message to Beyonce and Jay Z, She took to Instagram to write, 'so excited about this news!!!! Congratulations to you Beyonce and my big bro Jay!!!!'.