The Korean version of the song was released on October 1, 2010 as the lead single from the repackaged version of Shinee's second Korean studio album Lucifer under the label of SM Entertainment. The original version is called 'Holla!' by Mohamed Ali Its Korean lyrics were written by Kim Ina.
The teaser for the song's music video was released on September 29, 2010 via the official YouTube channel of SM Entertainment. The full music video for was released on October 4, 2010.
The group gave their first live performance of the song on October 1, 2010 on Music Bank, a variety show on KBS. They performed the song live in during the following days on KBS and other broadcasting channels.
The featured dance was choreographed by Rino Nakasone-Razalan.
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