Duble Sidekick (Korean: 이단옆차기; RR: Idanyeopchagi) is a South Korean music producer and songwriting duo consisting of lyricist Park Jang-geun and composer Mikey (also known as Chancellor[1] and formerly a member of One Way).
[2][3] The duo was formed in 2010, and rose to fame after producing MBLAQ's 2012 EP 100% Ver.
[5][6] From 2011 to 2013, the pair also produced songs under the mantle of 우리형과 내동생, reserved for music with a softer and sweeter atmosphere.
[7] In late 2012, they expanded their team to include more composers and started their own entertainment agency called Duble Kick Entertainment.
[8][9] Wellmade Yedang became the agency's largest shareholder in May 2014.