Here are six previews for Gossip Girl Season 3 Episode 18 "The Unblairable Lightness of Being."
In the first preview, Chuck is lamenting the relationship he lost!. The second preview, Nate finally learns from Blair just why she and Chuck broke up.
The third preview, Darota explains her wedding dilemma!. In the fourth preview Darota's wedding dilemma's continue.
Now in the fifth preview, Darota's delemma become Blair's delamma take a look to see for yourself! Finally in the sixth preview will Blair and Chuck get back together "watch to find out!"