Kelly Rowland dismissed rumours that her former Destiny’s Child bandmate Beyonce Knowles is pregnant, but sources insist that she is certainly expecting her first child with husband Jay-Z.

The Bootylicious star, who got married to the hip-hop mogul in a secret ceremony last month still won’t confirm that he is a kept women, so a pregnancy announcement seems unlikely.

However, a friend of the couple tells Page Six: "She has gained a lot of pregnancy weight. When she gains weight, she normally does the Def Jam detox, but not now."

When questioned about the pregnancy rumours, a rep for Beyonce said: "I don't know if she's pregnant. Let me perform an ultrasound and get back to you."

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