Gossip Girl - Season 4 Episode 19
Serena enlists Charlie to go undercover Gossip Girl-style to determine why Dan and Blair are spending so much time together, and what role an unexpected visitor is playing in their lives. With Nate’s help, Raina decides to go on a search for her long-lost mother. Chuck’s hopes about his legacy are dashed with the reveal of devastating information from the past.
First Air Date : 2007-09-19
Last Air date : 2012-12-17
Runtime : 57 minutes
Cast : Blake Lively, Leighton Meester, Penn Badgley, Chace Crawford, Ed Westwick, Kaylee DeFer
Crew : Jessica Queller (Co-Executive Producer), Cecily von Ziegesar (Novel), Stephanie Savage (Executive Producer)
Quality : 
Subtitles :
- Season 4 : Episode 12010-09-13
- Season 4 : Episode 22010-09-20
- Season 4 : Episode 32010-09-27
- Season 4 : Episode 42010-10-04
- Season 4 : Episode 52010-10-11
- Season 4 : Episode 62010-10-25
- Season 4 : Episode 72010-11-01
- Season 4 : Episode 82010-11-08
- Season 4 : Episode 92010-11-15
- Season 4 : Episode 102010-11-29
- Season 4 : Episode 112010-12-06
- Season 4 : Episode 122011-01-24
- Season 4 : Episode 132011-01-31
- Season 4 : Episode 142011-02-07
- Season 4 : Episode 152011-02-14
- Season 4 : Episode 162011-02-21
- Season 4 : Episode 172011-02-28
- Season 4 : Episode 182011-04-18
- Season 4 : Episode 192011-04-25
- Season 4 : Episode 202011-05-02
- Season 4 : Episode 212011-05-09
- Season 4 : Episode 222011-05-16
