The "The Goodbye Gossip Girl" episode begins with a graduation sequence, which goes awry when Gossip Girl sends a crushing e-mail humiliating the majority of the senior class. What does she call Serena?

In her humiliating email, Gossip Girl calls Serena "irrelevant," which leads her to tracking down Gossip Girl's identity. However, Gossip Girl is unstoppable as she creates chaos at the senior class party, interrupting Blair and Chuck as they declare their love for one another and reigniting old feuds.

Asked by Vasilii Kulev · Last updated 4 years ago · 3.3K views · SOURCE