Gossip Girl

Even best friend Blair Waldorf (Leighton Meester), left, feels conflicted about Serena van der Woodsen's (Blake Lively) sudden return to Manhattan from self-imposed boarding school exile. Anonymous blogger Gossip Girl kicks into high gear upon Serena's arrival, stirring the pot ... moreand creating division among a circle of wealthy and rumormongering friends.

(The CW)