On Feb 16, 2010, The CW announced it will renew the show for a fourth season, beginning in fall 2010.It has been confirmed that Taylor Momsen, who plays Jenny Humphrey, will be absent for an unspecified number of episodes when the series returns due to "creative" reasons and her summer Warped Tour concert schedule.
It is now being reported that Jessica Szohr's character will be absent from several episodes of season 4. It is rumored her character will go abroad to work with CNN.But it is said both characters will be series regulars. Also being reported, that Michelle Trachtenberg who plays,Georgina Sparks comes back with a big surprise for Dan--his (supposed) baby in her womb. It has been reported that Taylor Momsen will only be absent from the first half of the season, and will be back in time for November sweeps.Leighton Meester stated in an interview filming would start in Paris, France for season 4.
