Denis Leary; Shay Mitchell. Also: G-Eazy performs with Tory Lanez; Cory Henry sits in with the Roots.
Michael Fassbender; Abby Elliott. Also: Bastille perform.
Matt Damon; David Feherty. Also: Sturgill Simpson performs.
Will Smith; Ellen Page. Also: Usher performs.
The former "Late Night" host presides over a talk show featuring guests and music performances. Fallon succeeded Jay Leno as host of this venerable talker in February 2014.
Download the TV Guide app for iPhone, iPad and Android!