Question: When do blair and the prince get married?
Disambiguated questions and answers: question: When do blair and the prince get married during Gossip Girl season 5?
When did the episode first air where blair and the prince get married?
answer: 13
100th episode
episode 13
January 30, 2012
Natural Questions answer: the 100th episode (from the Wikipedia article "Gossip Girl (season 5)")