Dan Humphrey, portrayed by Penn Badgley, has appeared in every episode of the Gossip Girl series. What is the title of his first novel?

Inside is Dan Humphrey's first book in the Gossip Girl television adaptation. The book was written throughout the span of the first four seasons and published in the fifth season episode called "Memoirs of an Invisible Dan."

Asked by Vasilii Kulev · Last updated 4 years ago · 107 views · SOURCE