 After years of daytime syndication, the game show returns to prime time tonight as Jimmy Kimmel hosts the 25th anniversary. The most dramatic hour of three people sitting on stools in the history of American television. This season, celebrity pairs will team up to raise money for charity, including Brad Garrett and Ray Romano, Kelly and Jack Osborne, and tonight's episode with John Mulaney and Nick Kroll. We complement each other with what we know. Yes. We both know what we don't know.