Jenny reignites her rebellious nature by pursuing a career as a fashion designer, thereby challenging Rufus' skills as a parent while Dan's friendship with Nate and relationship with Serena slowly transforms him from a social outcast to an insider.
The show finished its first half during the first week of December, with the shocking death of Bart Bass.
Since then, she has run up a respectable list of credits, including appearance on several episodes of 24 and Surface.
Leighton is currently starring as the character Blair Waldorf in Gossip Girl.
Nate and Blair try to salvage their relationship, driving Blair to lose her virginity to Nate's best friend, Chuck Bass.
John Shea reprised his role as Harold Waldorf during a Thanksgiving episode and becomes entangled in Blair's striving ambition of attending Yale.
The show has received numerous award nominations, winning 18 Teen Choice Awards.
The CW officially renewed Gossip Girl for a sixth and final season on May 11, 2012.
Blair Waldorf soon discovers Serena had slept with her boyfriend, Nate Archibald, the night of her disappearance.
Meanwhile, Brooklynite Dan Humphrey and Serena begin dating while Nate struggles with his feelings for Blair.