SISTAR's new song, "I Swear," took first on nine online music charts.

After being released on August 26, "I Swear" is first on many different charts.

"I Swear" is a house dance song written by Duble Sidekick, the producer of the song, "Loving U."

Right beforehand, SISTAR made a hit with their song, "Touch My Body."

Their new album includes skilled electronic artists who remade a lot of their hit songs.