<P> A backdoor pilot for a spin - off premiered in May, but was not picked up by The CW to the limited number of spots available on their fall line - up . </P> <P> As the storylines progressed, the role of "Gossip Girl" is slightly decreased . She continues to run her blog, but she keeps the ultimate information for herself, sending it in the final episode as the last blast, where Serena decides to find out who "Gossip Girl" really is, but ultimately fails . The season finale ended with a well - received kiss between Blair and Chuck . </P> <P> The third season focuses on Blair, Dan and Vanessa getting into New York University along with movie star Olivia Burke (Hilary Duff), whom Dan starts dating; Nate getting into Columbia University; Serena taking a year off from school; Jenny becoming Queen Bee at Constance; and Chuck running Bass Industries, along with now adoptive mother Lily van der Woodsen . The first couple of episodes feature part of the summer vacation, respectively the week before the start of University classes and school . The role of "Gossip Girl" is slightly decreased throughout the season . </P> <P> Many guest stars were cast throughout the season including Joanna García as Bree Buckley, a love interest for Nate; America's Next Top Model creator Tyra Banks as Ursula Nyquist, a larger than life actress whom Serena served as a publicist for a short time; William Baldwin as William van der Woodsen, Serena and Eric's father, Lily's ex-husband and Rufus' long - time rival; and cameos by Lady Gaga, Tory Burch, Jimmy Fallon, Plastiscines, Georgina Chapman and Sonic Youth . </P>

Where do the characters in gossip girl go to college