Gossip girl here, your one and only source into the scandalous lives of Manhattan Upper East Side unknown elite. Serena van der Woodsen (Blake Lively) , Blair Waldorf (Leighton Meester) , Chuck Bass (Ed Westwick) , Dan Humphrey (Penn Badgley) , Nate Archibald (Chace Crawford) ,Jenny Humphrey (Taylor Momsen) , Vanessa Abrams (Jessica Szohr) , Lily van der Woodsen (Kelly Rutherford) .