No joke—John Mulaney MalcolmThese are the sweetest dad-son duo.

Olivia Munn took to her Instagram Stories on April 22 sharing adorable new pics of her partner and their 5-month-old son on stage at Red Rocks Amphitheatre in Morrison, Colo.

It was a heartwarming moment. Saturday Night Live alum is seen holding up Malcom in the air. One photo features the parents and comedian friends. Dan Levy Rachel Specter and their 5-month-old daughter Penny.

Olivia, 41, and John—whose relationship was made public last May following the the 39-year-old comedian’s split from his wife of six years, Anna Marie Tendler—welcomed their first child together on Nov. 24, a day before Thanksgiving. 

Last month, the couple celebrated Malcom turning four years old, posting several photos of themselves with their newborn on Instagram.

Olivia shared the following Instagram post on March 24, “It has been four months, since the happiest baby was born,” Olivia said. He wakes up every morning smiling, bath time is his favourite part of his day. His tiny little fists and gum are his favorites things to chew on, and he follows us page-by-page whenever we read it to him.