Lily, Barney ja Robin kuokkivat lukion bileissä kuullakseen, onko bileissä soittava bändi sopiva Lilyn häiden vastaanotolle.

With everything going wrong on Lily and Marshall's wedding day, to everyone's surprise it's confirmed bachelor Barney who tries to fix it all.

Marshall and Lily are less than thrilled when they hear that Ted's college girlfriend (Laura Prepon) has moved to New York.

When the gang tries to convince Ted that he is being strung along by Tiffany, they reflect about relationships where each of them has been in the same situation.

Barney löytää jakson kanadalaisesta lastenohjelmasta, jossa Robin esiintyi. Tämä saa ystävykset selvittämään, miksi Robin ei enää puhu entiselle vastanäyttelijälleen Jessica Glitterille. Amerikkalainen komediasarja.

Marshall takes on his old friend/new nemesis Brad in the biggest case of his career. Meanwhile, the gang reminisces about their own run-ins with the law, leading to a debate over who was the biggest delinquent as a teenager.

When Gary Blauman shows up at the wedding, it sends the gang into a frenzy as they each recall an encounter with him.