singles

• Bad But Good – July 1, 2010
  • Bad Girl Good Girl
  • 딱 마주쳐 (Looking At Each Other)
  • 다시 사랑 (Love Again)
  • Break It
• Step Up – September 27, 2010
  • Step Up
  • Breathe
  • 멍하니 (Blankly)
  • 그 음악을 틀어줘요 DJ (DJ Let The Music Play)
• 다시 사랑 (Samsung Anycall Campaign)
  • 다시 사랑

mini albums

• Touch - February 20, 2012
  • 터치 (Touch)
  • Lips
  • Rock n Rule
  • No Mercy
  • Over U
• Independent Women Pt. III - 15 October, 2012
  • I Don't Need a Man (남자 없이 잘 살아)
  • Ma Style
  • If I Were A Boy
  • Madness (feat. Taecyon of 2PM)
  • Time's Up

albums

• A Class - July 18, 2011
  • 하나부터 열까지 (From One To Ten)
  • Good-bye Baby
  • Help Me
  • Break It
  • Mr. Johnny
  • 그 음악을 틀어줘요 DJ (DJ Let The Music Play)
  • Step Up
  • Breathe
  • 멍하니 (Blankly)
  • 다시 사랑 (Love Again)
  • Love Alone
  • Bad Girl Good Girl
  • Good-bye Baby (Silver mix)
• Hush - November 6, 2013
  • 놀러와 (Come on Over)
  • 허쉬 (Hush)
  • Love Is U
  • Spotlight
  • Hide & Sick
  • (Mama) I’m Good
  • Like U
  • 허쉬 (Hush) (Party version)
  • 터치 (Touch)
  • Over U
  • Time’s Up
  • If I Were a Boy
  • 남자 없이 잘 살아 (I Don’t Need A Man)