Tonight we’re chatting with Jason Pargin, author of the new novel If This Book Exists, You're in the Wrong Universe: A John, Dave, and Amy Novel, this month from St Martin’s Press, this is the fourth book in Pargin’s John Dies at the End seriesJASON PARGIN is the New York Times bestselling author of the John Dies at the End series as well as the award-winning Zoey Ashe novels.He previously published under the pseudonym David Wong. His essays at Cracked.com and other outlets have been enjoyed by tens of millions of readers around the world.