6. Georgina returns; Chuck and Nate are at a crossroads in their friendship -- a result of their mutual interest in Blair. At first, Chuck decides he doesn't want it but after reading a letter from Bart, he decides to take a shot at it. After hearing this, he stops Blair from ending things with Louis and gives his blessing for them to be married. Last but not least, the You’ve Got Mail-esque moment at the Empire State Building must be mentioned. Blair prepares to celebrate her upcoming royal wedding with a bachelorette party, but others scheme behind her back to make this a night to remember. Chuck finds himself torn between business and pleasure...
Meanwhile, Dan lets it slip to Nate; who tells Chuck. Rate. Nate suspects that Juliet is keeping a big secret from him and decides to confront her. She also tells him that even though their relationship is complicated, love makes everything simple and they embrace, getting back together. Chuck and Blair get married, and with a look into the future they have a son named Henry. Chuck offers to throw a wedding for a very pregnant Dorota who insists that she and Vanya have a traditional wedding before her parents arrive from Poland and find their daughter pregnant ... (Season 3 episode 18) Chuck tries to win Blair back. Chuck sees that she did indeed go to meet him, and she explains that Dorota went into labor and had her baby. A Gossip Girl gossip bomb involving Dan explodes Serena and Nate's ... (Season 3 episode 22) Chuck and Blair unite again and the truth comes out. The teens prepare for the annual Snowflake Ball, a charity event for prep school seniors. On the way to the ball, Blair stops at Harry Winston, where she runs into Serena and an investigator from Interpol.
He attempts to protect the engagement ring that he's still carrying, but they shoot him and steal it. At his gala later that night, Blair attempts to tell him but he tells her he doesn't care. Together with Blair and Nate, they corner Gabriel into confessing that Poppy is pulling all the strings and is taking money from their faux fundraiser for herself. He pretends he already knew, but later confronts Eva in private about it. It's Blair versus Chuck as they both set their sights on a particular item up for bid at Sotheby's; Georgina takes an interest in Dan.
After finding this out, Louis decides to follow Blair and sees her with Chuck, warning him that Jack is back in town.
The two dance before Chuck receives the news that Bart died in a car crash (After learning his father has died, Chuck goes into hiding at Chuck eventually returns to Manhattan with his uncle When Bart's will is read, Blair and Nate go along for support. 9.
Bart's will is read and everyone learns the fate of the Bass empire; Dan discovers the secret between Rufus and Lily. Blair seeks revenge by enticing Chuck to seduce Vanessa; Serena rebels at a party of Lily's; Dan and Jenny find out a secret Nate has been hiding. He explains that Chuck was shot while being robbed, and that things went so far because he was trying to protect an engagement ring that was purchased there. Following his advice, she asks him out for drinks but he catches on to her desperation pretty quick and leaves when she spills her drink on his pants.
If Blair likes her date, she gets Chuck's limo for a month and if Chuck likes his date, he gets Dorota.
When both Blair and Serena return home, Serena tells about how she had to identify a body and that Chuck is missing, but Blair informs her that she saw Chuck herself.
(Season 2 episode 13) Blair consoles Chuck over his father's death. After he calms down, he goes to see her at her penthouse and brings her flowers as an apology.
(Season 3 episode 6) Blair needs Chuck to seduce Chuck Ellis and humiliate him.