NBC and producers of "Last Comic Standing" announced a new host late Friday in Craig Robinson from NBC's "The Office" and films such as Pineapple Express, Knocked Up, and the soon-to-be released Hot Tub Time Machine. In a separate email, producers for the seventh season also noted they had changed the dates for their two open calls --- LA: March 6th at the Hollywood Improv, and NYC: March 21 at the Gotham Comedy Club.