discography Studio albums 2011: 4minutes Left Extended plays 2009: For Muzik 2010: Hit Your Heart 2011: Heart to Heart 2012: Volume Up Digital singles 2009: Hot Issue 2010: Superstar 2011: FreeStyle Collaborations/Featuring songs 2009: Jingle Jingle - Mario feat 4minute 2009: Heard 'Em All - Ameriie feat 4minute 2010: Once More, Korea!