T-ara
In August, T-ara released the music video "Bikini" featuring Davichi and Skull. T-ara then held a concert in Mongolia, along with Davichi, SPEED, and The SeeYa. In October, T-ara performed in Korea for the first time since the bullying rumors. This included their new song "Number 9" along with "Sexy Love". Four days later they released "Number Nine" as part of a mini-album with the title Again.