As the students of Constance Billard and St. Jude's prepare for the arrival of Ivy League representatives at their school, Blair finds out a damaging secret about Serena and mulls over whether to go public with it as their feud escalates. Jenny forges a new friendship with Serena's younger brother, Erik, and Dan has his heart on being the usher for the Dartmouth College representative only to be beat out by Nate, who has no interest in attending the school.

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