Rachel Berry (Lea Michele), Kurt Hummel (Chris Colfer), Santana Lopez (Naya Rivera), Quinn Fabray (Dianna Agron), Mercedes Jones (Amber Riley), and Mike Chang (Harry Shum Jr.) return to Lima to attend the wedding of Will Schuester (Matthew Morrison) and Emma Pillsbury (Jayma Mays) on Valentine's Day.Emma is extremely anxious about the wedding, and Finn Hudson (Cory Monteith) believes it might be because he kissed her.We see Will (Matthew Morrison) tell his wife Terri (Jessalyn Gilsig) that he is going to start the glee club. He goes to the guidance counselor’s office to look at an “ending it all” pamphlet and Emma (Jayma Mays) calls his dad (Mike O’Malley) in for a meeting to tell him that his son is depressed.Burt confronts Kurt and tells him to join a sports team.Upon its initial airing, this episode was viewed by 7.50 million American viewers and received a 3.1/8 Nielsen rating/share in the 18–49 demographic.The total viewership was up from the previous episode, "Extraordinary Merry Christmas".Emma (Jayma Mays) wonders whether Will (Matthew Morrison) is ever going to propose marriage.She fantasizes about their wedding, and in the fantasy sings "Wedding Bell Blues".
Rachel has already reserved the auditorium for the next day and they sing “Popular” from together.
At the wedding, Artie Abrams (Kevin Mc Hale) is paired with Emma's niece, Betty Pillsbury (Ali Stroker), who rejects him.
Emma finds herself unable to go through with the wedding and starts talking very fast and very nervously and then runs away.
The musical performances from the episode were greeted more positively than the episode as a whole.
All six numbers were released as singles, and five of them charted on the Billboard Hot 100 and the Canadian Hot 100.