After Gossip Girl referred to Dan Humphrey as the 'Ultimate Insider' in her graduation blast, Serena asks what 'the Insider' is - to which Vanessa replies that it's a really good movie.
After Gossip Girl referred to Dan Humphrey as the 'Ultimate Insider' in her graduation blast, Serena asks what 'the Insider' is - to which Dan replies that it's a tabloid TV show.