And baby makes three!

NFL star AJ McCarron, 25, and his wife Katherine Webb, 27, are officially the proud parents of a beautiful baby boy.

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The couple welcomed their first child on Tuesday, and the new dad shared the exciting news via Twitter.

"Little man is here," the quarterback wrote. "We have a beautiful little boy a part of our family now! Wow he is a long one. We love you Tripp McCarron."

The couple announced their pregnancy last December, opening up about their struggles to conceive.

"AJ and I feel beyond blessed and grateful to FINALLY announce after 4 months we have been keeping a secret! We are having a BOY," the former beauty queen wrote on social media. "Thank you all so much for your prayers for us as it hasn't been an easy journey. We thank God everyday for this wonderful blessing and can't wait to share this journey with all of you!!"

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For a look back at Katherine's best bump moments, check out the gallery below!