Episode Summary
Former U.S. President Barack Obama (book, "A Promised Land"); actress Kristen Stewart ("Happiest Season"); boxer Mike Tyson (exhibition boxing match vs. Roy Jones Jr.); Zac Brown Band perform;
Former U.S. President Barack Obama (book, "A Promised Land"); actress Kristen Stewart ("Happiest Season"); boxer Mike Tyson (exhibition boxing match vs. Roy Jones Jr.); Zac Brown Band perform;