This document provides a summary of Gossip Girl Season 6 Episode 6 and discusses some of the complex relationship dynamics on the show: 1) Pictures from the upcoming episode show Serena van der Woodsen and Dan Humphrey riding a Vespa together, fueling speculation they may be rekindling their relationship. 2) The Upper East Side characters have increasingly complex family trees due to romantic relationships between exes, siblings, and other family connections. 3) Rufus is now dating Ivy, who previously posed as his niece while he was still married to Lily. Ivy has also dated Rufus' son Dan in the past, adding another layer of complexity.