SISTAR is back and ready to heat up the summer with their summer special album, 'LOVING U'!

Starship Entertainment announced the �news of the girls comeback along with the first teaser photos featuring none other than power vocalist Hyorin!

Although dressed casually in both photos, Hyorin manages to look effortlessly feminine and sexy, and has left fans wondering what the group has in store for their summer comeback.

SISTAR will be dropping 'LOVING U' on June 28th, so stay tuned!