Celebrity Parents Olivia Munn Shares Sweet Photo of Baby Malcolm on 'SNL' Set with John Mulaney: 'Proud of My Guys' Olivia Munn and John Mulaney welcomed son Malcolm Hiệp in November 2021 By Vanessa Etienne Vanessa Etienne Twitter Vanessa Etienne is an Emerging Content Writer-Reporter for PEOPLE. People Editorial Guidelines Published on February 28, 2022 09:16 AM Share Tweet Pin Email Trending Videos Photo: Olivia Munn Instagram Olivia Munn is gushing over her favorite guys. On Sunday, the X-Men: Apocalypse star, 41, shared some behind-the-scenes snaps of her 3-month-old son Malcolm Hiệp visiting his dad, John Mulaney, on set for Saturday Night Live. Munn posed next to a television screen that showed a black and white image of Mulaney (who hosted the Feb. 26 show) as he gave their son a kiss on the head. "Proud of my guys," she wrote. Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories. Olivia Munn Instagram In another adorable dad and lad moment, Munn also shared a shot of Mulaney, 39, standing in a dressing room holding the baby boy as they both wore dress suits. "Malcolm visited SNL Thursday afternoon. Here he is looking like your uncle being carried out of a wedding because he went too hard," she joked. The actress then shared the sweet snap on her Instagram Story, adding, "My favorite photo." Munn and Mulaney, 39, introduced Malcolm in December, sharing the first photos of their baby in separate Instagram posts. A source previously told PEOPLE the couple welcomed their baby on Nov. 24. Since then, Munn has documented her early days of motherhood and shared some of Malcolm's cutest moments. Olivia Munn Jokes That Baby Malcolm 'Works Out Way More' Than Her in Cute Video with John Mulaney L: Caption . PHOTO: Olivia Munn/Instagram R: Caption . PHOTO: john mulaney/instagram Earlier this month, the Violet actress posted a photo of herself gently squishing Malcolm's cheeks, as the infant looked up and cooed with his mouth wide open. "Mission to turn Malcolm into a real live buttered biscuit is almost complete," she captioned the sweet pic. In January, Munn also shared that she was feeling "a little less postpartum" after having her hair done by her hairstylist pal Kiley Fitzgerald, who unexpectedly showed up to pamper the new mom. Munn documented the moment on Instagram while cradling her adorable infant on her lap. The photo featured a sleepy-eyed Malcolm with a pacifier and beanie as he quietly sat with his mom during the self-care session. "When your friend shows up and surprises you with a blowout even though you're in your robe and not going anywhere," the actress captioned the snapshot. "Thank you @bykileyfitz for making today feel a little less post partum. ILYSM! 💜💜."