John Mulaney goes gaga for son Malcolm's giggles as they enjoy a day at the beach with his partner Olivia Munn in sweet video

Olivia Munn and John Mulaney are seen on a rare date night at Bar Marmont in Los Angeles as they leave their son Malcolm at home

John Mulaney and Olivia Munn Show Subtle PDA on L.A. Date Night

Pete Davidson to perform with John Mulaney and Jon Stewart in first tour since entering rehab