John Stamos posted a snap of him snuggling up to his baby boy

John Stamos, the 54-year-old actor and producer, is most famously known for his portrayal of Jesse Katsopolis on the award-winning sitcom, Full House.

On Friday, he shared an adorable photo of his son, Billy, sleeping blissfully on his chest. In the caption, he quoted lyrics from Dear Theodosia, a Hamilton song.

'Look at my son, pride is not the word I’m looking for; there is so much more inside me now. When you smile, I fall apart.'

John Stamos, quoting Dear Theodosia, Instagram, Jun 15, 2018.

The actor is married to actress and model Caitlin McHugh. It's his second marriage; the first was with model Rebecca Romijn from 1998 until 2005.

Stamos has been married to actress McHugh since February 2018. They started dating in 2016, but only announced their engagement in October 2017.

Two months later, they announced that McHugh was pregnant with baby Billy. When Billy was born, Stamos, who plays an uncle on TV, used the hashtag 'Not just an uncle anymore.'

In May, he wished McHugh a happy mother's day via an Instagram post. In the caption, he said that McHugh was even more beautiful since she became a mother.

He added that she bought more love and joy into his life than he had ever imagined, and thanked her for making him the 'luckiest guy on the planet.'

Stamos is most famously known for his role of Jesse Katsopolis on the 1990's sitcom, Full House, and reprised the part for the series reboot, Fuller House, in 2016.

He is currently filming the series You and was cast in the role of Dr. Nicky. The TV show is based on a novel by Caroline Kepnes and follows the life of a bookstore employee.

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