Celebrity Olivia Munn Olivia Munn and John Mulaney Are Expecting Their First Child Together He announced the news during an appearance on Late Night with Seth Meyers. By Tessa Petak Tessa Petak Instagram Tessa Petak is a Brooklyn-based writer who helps to cultivate InStyle's illustrious news coverage across a wide range of topics including celebrity, fashion, and entertainment. She also produces and composes celebrity profiles and features for the site and InStyle's digital issues. InStyle's editorial guidelines Published on September 8, 2021 @ 08:08AM Pin Share Tweet Email John Mulaney and Olivia Munn are going to be parents. Mulaney announced that the actress was pregnant during his appearance on Late Night with Seth Meyers on Tuesday. "You've had a year," Meyers said to the comedian, to which Mulaney replied, "I packed a lot into this ... Is it September now? I went to rehab in September, I got out in October, I moved out of my home from my ex-wife [Anna Marie Tendler]..." He continued, "Then in the spring I went to Los Angeles and met and started to date a wonderful woman named Olivia." Getty Images He then went on to share the big news, "I got into this relationship that's been really beautiful with someone incredible. And we're having a baby together. I was nervous when I was about to say the news." John Mulaney and Olivia Munn Are Reportedly Dating The comedian also added that "Olivia and this baby have helped save me from myself in this early journey out of recovery." A source also exclusively told People that the couple is very "excited" about their addition on the way. "They are both extremely excited about the baby," the source shared. "They couldn't be happier." The Love Wedding Repeat actress and Mulaney were first reported to be dating back in May, but have actually been friends for years. Mulaney and Tendler were married for six years before they announced their separation in May.