Olivia Munn landed on Letterman’s iconic stage with a high-slit skirt and some seriously funny stories about her family. Guests with pre-packed comedy are always welcome given that it’s less work for Letterman, who won’t have to do the heavy lifting. Hats off to Munn for an insanely awesome imitation of her family’s Chinese accent mixed with a southern drawl. She came to play. Watch below.