Jeong Eun Ji '하늘바라기(Hopefully sky)' Piano ver.정은지 '하늘바라기' 피아노 버전A CUBE twitter - https://twitter.com/ACUBE2011A CUBE YouTube - https://www.youtube.com/acubeentA CUBE FaceBook - https://www.facebook.com/ACUBEENT A CUBE Shop - http://www.a-cube.co.kr/shopApink twitter - https://twitter.com/Apink_2011Apink FaceBook - https://www.facebook.com/Official.Api...Apink YouTube - https://www.youtube.com/officialapink