John Mulaney has claimed Olivia Munn's cancer treatment has left her "so dumb" at times.
The 42-year-old actor - who has Malcolm, three, and Méi, six months, with 'The Newsroom' actress - praised his wife for being an "inspiration" while battling breast cancer but revealed one of the side effects she has experienced after undergoing "challenging" medical processes has been so-called "cancer brain".