IU and 2AM’s Seulong get together for “We Fell in Love” Part 2!

With all the popularity gained from the pairing of Brown Eyed Girls’ Ga-Inand 2AM’s Jo Kwon on the track, “We Fell in Love,” producers have decided to re-create the magic with another cute pairing for the collaboration on “Nagging” (aka “We Fell in Love 2″). 2AM’s Seulong andIU sound just as cute as they look!

Check out the teaser and the full song: