Original air date: 09/23/2013 Runtime: 21:35 min. On their way to Long Island for their wedding weekend, Robin and Barney come across a startling family discovery. Meanwhile, Marshall sees something online that changes the course of his entire journey back east, and Lily confronts Ted about letting go of Robin.
Original air date: 09/23/2013 Runtime: 20:53 min. When James reveals that he is getting divorced, Robin worries about how Barney will take the news. Meanwhile, Marshall races to find a way to get to New York in time for the wedding, and Ted deals with being alone at a romantic hotel.
Original air date: 09/30/2013 Runtime: 21:36 min. When Lily discovers Ted's list of things he wants to do in New York before he moves to Chicago, she becomes frustrated that she is the only person who knows about his plans. Meanwhile, Robin and Barney realize they have very little time together before their relatives arrive for their wedding.
Original air date: 10/21/2013 Runtime: 21:33 min. When Ted finds himself with three prospects to be his date for the wedding weekend, he chooses poorly. Meanwhile, Barney and Robin have a confrontation with their minister, and Marshall learns more about his driving companion, Daphne.
Original air date: 02/03/2014 Runtime: 21:35 min. While out looking for an inebriated Barney on the day of the wedding, Robin and Ted reminisce about past relationships. Meanwhile, Marshall and Lily finally resolve their issues and Barney befriends two young guys eager to meet women.