The Tonight Show Starring Jimmy Fallon — Episode 163: Liam Hemsworth, Katherine Heigl, Sebastian Maniscalco, Kool & the Gang

You are watching the episode Liam Hemsworth, Katherine Heigl, Sebastian Maniscalco, Kool & the Gang Actor Liam Hemsworth; actress Katherine Heigl; comic Sebastian Maniscalco; Kool and the Gang sits in with The Roots.