Ashton Kutcher / Gnarls Barkley

Actor Ashton Kutcher hosts; Gnarls Barkley performs "Run" and "Who's Gonna Save My Soul."<br> <br> Sketches include "Testimony of General David Petraeus," "The Cougar Den," "Exclusive Night Club," "Digital Short: Daiquiri Girl," "Activia Commercial Shoot," "Weekend Update" with guests Judy Grimes and Nicholas Fehn, "Four Singing Guys," "Death by Chocolate," "The Mellow Show," and "Dusty Velvet."