Gossip Girl (2007-2012) is an American teen drama television series based on the popularnovel series of the same name byCecily von Ziegesar which originally aired onThe CW. It starsBlake Lively andLeighton Meester in the roles ofSerena van der Woodsen andBlair Waldorf, respectively. Narrated by the omniscient yet unseen blogger "Gossip Girl", the series revolves around the lives ofsocialite teenagers growing up onNew York City'sUpper East Side who attend elite academic institutions while dealing with friends, family, jealousy, and other issues.