Last night on Conan, Nicole Scherzinger’s smart mouth gets the best of Conan, who’s embarrassingly outed for staring at the American Idol X Factor host’s boobs. Plus: Ryan Gosling hopes his badass character on Drive will fulfill his lifelong wish to be a Halloween character; and Simon Cowell declares who’s the crazier of his co-hosts: Nicole or Paula. Watch our compilation to see what you missed.