Olivia Munn and Baby Malcolm surprise John Mulaney for his 40th birthday

God, dad is 40!

Olivia Mann and John Mulaneyson Malcolm Hiop gave his father the ultimate 40th birthday present by crashing the comedian’s recent performance at the Ryman Auditorium in Nashville, TN.

“Malcolm surprised John on stage last night to sing HBD with the whole audience,” Olivia shared. Instagram Stories on August 27, along with a few photos from the touching moment. — And then he threw the cake over John’s shoulders.

John too shared a charming photo sitting on a stage covered in balloons and streamers, holding a 9-month-old baby while adding the sweet caption, “There’s no better way to turn 40.”

In his Instagram Stories, the Saturday night live The alum shared even more snaps from the night, including a selfie with Olivia, 42, and Malcolm, writing: “Turning 40 with my little family and a fist full of frosting.”

The couple, whose relationship went public in May 2021 after John separated from his wife of six years, Anna Marie Tendler— welcomed their first child together in November of that year. A month later, the baby made his debut on Instagram.