Gossip Girl (2007): Season 1, Episode 9

1 - 9: Blair Waldorf Must Pie!

When Dan hears that Serena and her family are spending Thanksgiving alone at The Palace, he naively invites them to spend the holiday with his family, creating an uncomfortable situation for Rufus and Lily whose children are unaware of their complicated romantic history. Meanwhile, Blair's emotions spiral out of control when she learns that her father isn't coming home for Thanksgiving. Nate spends the holiday with his mom and dad, but their awkward dinner quickly goes from bad to worse.