Dee Devlin has shared the happy news that she and partner Conor McGregor are expecting their second child.

Devlin revealed her pregnancy while wishing mixed martial arts star McGregor a happy 30th birthday on Instagram on Saturday.

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"Happy 30th birthday babe!" she wrote. "Thank you for being you! Love you to bits from me, Conor jr and the bump."

The couple's son Conor Jr was born in May 2017.

Conor McGregor's mother Margaret also took to Instagram on Saturday to wish him a happy birthday.

"I was in bits after having you I was only about eight stone," she recounted. "I was delighted you were my first baby boy little did I know that you were going to be double world champ.
 

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"I'm extremely proud of you. Your achievements as a fighter and as a son and a brother and a father."

Earlier this week it was reported that Lithuanian-born sculptor Aspencrow - real name Edar Askelovic - had created a life-size statue of UFC star McGregor and is set to gift it to him for his 30th birthday.

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The Evening Standard reported that the statue - handcrafted over the course of five months and valued at €50,000 - will be on display in London's JD Malat Gallery until September and will then be given to McGregor.