Epic Stephen Colbert Finale

Stephen Colbert said goodbye to his long-running Comedy Central show last night with an epic star-studded group singalong of We'll Meet Again. Joining Colbert were Jon Stewart, Henry Kissinger, Katie Couric, Cory Booker, Andrew Sullivan, Alan Alda, Andy Cohen, George Lucas, Cyndi Lauper, Tom Brokaw, Bill Clinton, and about a hundred other folks whom you'll likely recognize.