Conor McGregor Girlfriend’s Announces They Are Expecting Their 2nd Child On His 30th Birthday

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Conor McGregor's had a big day and not only was it the fighter's 30th birthday, but his girlfriend just announced some major news ... she's pregnant again!

Dee Devlin made the sly reveal on her IG, saying ... "Happy 30th birthday babe! Thank you for being you! Love you to bits from me, Conor jr and the bump."

The fighter would be a dad again!