After releasing their summer special album "Loving U", girl group SISTAR can proudly mark it up as a success as the album quickly dominated the major music charts of Korea. According to their company Starship Entertainment, the album hit the top spot on Melon, Mnet, Soribada, Cyworld, and more, qualifying them for the coveted 'all-kill' title.

"Loving U" was produced by rising production team, Duble Sidekick and the music video was directed by one of the nation's top music video producers, Joo Hee Sun, who has directed visual feasts such as After School's "Bang!" and DJ DOC's "I'm This Kind of Person". Using the spectacular natural backdrop of Hawaii, the music video for "Loving U" reveals a fresh look for the SISTAR members.

Through the summer special album, SISTAR plans to showcase a 'vacation girl' concept, bringing out a side of themselves their fans have never seen before.