Kal Penn’s Book Contains an Epic Prank

James congratulates Kal Penn on his new memoir “You Can’t Be Serious“ which includes many tales from his life and a next-level prank his parents didn’t let him take all the way. And Kristin Chenoweth recalls a caroling story before Reggie Watts poses a question about psychedelics. More Late Late Show: Subscribe: Watch Full Episodes: Facebook: Twitter: Instagram: Watch The Late Late Show with James Corden weeknights at 12:35 AM ET/11:35 PM CT. Only on CBS. Get new episodes of shows you love across devices the next day, stream live TV, and watch full seasons of CBS fan favorites anytime, anywhere with CBS All Access. Try it free! --- Each week night, THE LATE LATE SHOW with JAMES CORDEN throws the ultimate late night after party with a mix of celebrity guests, edgy musical acts, games and sketches. Cor