SHINee to Perform Comeback Song "Atlantis" at "SHINee World" Online Concert On April 1, Korean media outlets reported that Minho, Onew, Key, and Taemin will be performing their upcoming song "Atlantis" at their online concert, "SHINee World" for the first time. "Atlantis" is the title track of SHINee's upcoming repackaged album "Atlantis." SHINee's online concert is scheduled to be on April 4, while their repackaged album "Atlantis" will be out on April 12. This means fans who will tune in to the boy group's upcoming "SHINee World" online concert will be the first people to hear the comeback song before its official release.