2AM's Seulong and IU decided they would be performing their hit Nagging on stage sometime in the near future and now the time has come. On this week's music programs, they will perform their single together on stage. They will hit up Music Bank, Music Core and Inkigayo for 3 days in a row from June 25 - June 27th. Fans expressed with delight, "I'm so excited to see this performance I've been waiting for," and "I want to see it as soon as possible!" The two have been practicing with the little free time they have from their busy schedules so stay tuned for their performances.