Clint makes a big scene at the Gala. Tea is furious to find out Danielle's date is Arturo. Natalie finds out the truth about Cutter and Nikki. Jack decides to have some fun.moreless
The gala reaches a boiling point as paramedics arrive, and a mystery person returns. Natalie is shocked as to what she sees at the hospital. Blair opens up to Jack. Tea wants answers from Danielle regarding her relationship with Arturo.moreless
Todd delivers devastating news to his family members. Natalie yells at Cutter. Bo wants Clint to take responsibility for his actions. Dorian goes after Viki, prompting Jeffrey to take Viki's side.
Bo interrogates Arturo about Briana's death. Jack is confused about the renewed relationship between Todd an Blair. Dorian continues prying into Viki's personal life while planning the gala.
Natalie and Destiny attend a double date, but things start to go awry. Viki finds out the truth about the Pellegrino Fund. Dorian is shocked by an event at Shelter. Todd comforts Blair during the realization of their plan.
Matthew finally meets his online girlfriend. Bo and Natalie's case takes a surprising turn. Jack's world it turned upside down by a chance meeting at a coffee show. Todd has a revelation at Willow Lake.moreless
Jeffrey decides to take the Michelle drama into his own hands, and is shocked when he finds out the truth. Viki receives surprising news about the Pellegrino Fund. Natalie confides in Destiny about her feelings for John.moreless
Blair must make the big choice between Dan or Chuck; Lola reflects on Nate asking her to move in with him; Lily makes a final decision regarding her marriage.
As Blair prepares to walk down the aisle, Chuck tries to come to grips with losing the love of his life. Michelle Trachtenberg returns as Georgina to cause trouble, plus other surprises in the 100th episode.moreless
It's Blair's bachelorette party, but others scheme behind her back to ruin the night. After discovering the truth behind Chuck and Blair's car accident, Nate and a surprising ally, gather the evidence. Meanwhile Serena and Dan pretend to be together again to protect someone close to them.moreless