Duration: 42m

TV-14 7.8 Drama / Mystery / Romance

Gossip Girl S4E1

Blair and Chuck navigate their new relationship; Serena returns from Europe with secrets and a complicated relationship with Carter.

Release Date: September 13, 2010 (USA)

Creator: Stephanie Savage & Josh Schwartz

Cast: Blake Lively, Leighton Meester, Penn Badgley, Chace Crawford, Ed Westwick, Kelly Rutherford, Matthew Settle, Taylor Momsen, Jessica Szohr