John Mulaney had a great time hosting “SNL” last week!

He posted several behind-the-scenes photos to his Instagram page.

Several photos included him holding his newborn son, Malcolm.

Malcolm is his first child with girlfriend Olivia Munn.

The new couple started dating in the spring, around the time he called for divorce with Anna Marie Tendler.

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His baby was born in November and the divorce was finalized in January 2022.

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Alongside the snaps, he commented, “There is no better way to spend the week.”

Many fans were delighted to see Mulaney’s “precious” new baby.

“That proud dad glow,” another fan commented.