The 88th Academy Awards - 2016 Elton John AIDS Foundation Oscar Viewing Party - Los AngelesMatthew Morrison is Revel-ing in fatherhood, proudly showing off his newborn son.

The 38-year-old "Glee" and "Grey's Anatomy" star and his wife Renee welcomed their first child on Thursday, Oct. 12, his rep confirmed to People. Revel James Makai Morrison was born 6 lbs., 3 oz., and 19.5 inches long.

Both parents shared ecstatic photos on Instagram, including the cutest first fist bumb for Father and Son, and a beautiful breastfeeding photo for Mom. Be sure to read the adoring captions:

I'm in Revel Heaven... my heaven on earth... to give you life, to hold you in my arms, to comfort you, to feed you from my body.. I can't begin to express my immeasurable gratitude for being the one you chose as your Mama! My Revel James Makai Morrison, I promise to cherish you, to constantly remind you that you are worthy of love and belonging, to teach you compassion and kindness. I will respect you and go through every moment with understanding and patience.. I promise to love you unconditionally for ever and ever my little angel baby.. my squeaks.. my moon ???? I see so much of your Papa in you already.. I feel the calm I once felt inside of me.. I cry from the overwhelming joy of finally being able to see your face that is perfection! My little wiggle worm... I hold my belly even now with sweet reminiscence.. I am so proud to finally share you with the world. Here he is ladies & gentleman... Our Revel James! #oneandonly #thereal #morrisonadventures ????: @isaaccohenphotography

A post shared by R͚E͚N͚E͚E͚ M͚ M͚O͚R͚R͚I͚S͚O͚N͚ (@reneemmorrison) on

Congrats to the growing family!

Morrison and Renee Puente started dating in 2011 and got married in October 2014. When he's not busy as a new dad, we're expecting Morrison to return to his much darker role as Jo Wilson's abusive estranged husband on "Grey's Anatomy" Season 14.

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