The much-anticipated, often-tweeted wait is over for Mario Lopez and wife Courtney! The pair became parents for the second time as they welcomed son Dominic to the world late Monday night.

Little Dominic joins big sister Gia, who is turning three years old on Wednesday, Sept. 11.

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Mario Lopez shared his excitement about his son’s arrival on Twitter, where he nervously tweeted about his job—hosting The X Factor—interfering with baby Dominic’s arrival

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“Whoa.. cutting it close,” the 39 year old wrote. “Just wrapped @TheXFactorUSA & I’m rushing to the hospital. Baby Lopez #@ is coming tonight! Baby better wait for me.”

Of course, the baby did wait for him—as he tweeted pictures of not only the expectant grandmas, but also the proud mom and dad! It’s hard to believe how amazing Courtney looked right before giving birth!

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It didn’t take long for the excited Dad to celebrate his first son’s arrival—just hours after his birth, Mario tweeted, “I’m in heaven right now… And in a bar.”

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