Chuck and Blair are faced with the most difficult decision they have ever faced as a couple. Serena plans a surprise birthday party for Nate, but Jenny does her best to sabotage Serenas's efforts. Dan and Vanessa's new relationship hits a bump in the road.
| Creator | Stephanie Savage |
|---|---|
| Actor | Blake Lively, Leighton Meester, Penn Badgley |
| Country | United States of America |
| Production | Warner Bros. Television |