▁with ▁several ▁different ▁musical ▁gen res . ▁ ▁Jin ah ▁and ▁Ta ey e on ▁were ▁appointed ▁as ▁MC s ▁with ▁Shin ▁D ong ▁Y up ▁even ▁before ▁their ▁official ▁debut . ▁They ▁were ▁confirmed ▁as ▁supporting ▁MC s ▁for ▁Channel ▁Q ' s ▁‘ M i racle ▁on ▁ 7 th ▁Street .’ . ▁The ▁show ▁was ▁broadcast ▁in ▁mid ▁May , ▁right ▁when ▁the ▁group ▁had ▁deb uted . ▁ ▁Ta ey e on , ▁earlier ▁in ▁ 2 0 1 2 , ▁was ▁also ▁featured ▁on ▁a ▁track ▁by ▁Lee ▁Hy un wo ok . ▁▁ 2 0 1 2 : ▁Deb ut ▁The ▁group ' s ▁music ▁video ▁for ▁their ▁debut ▁song , ▁" My ▁Way " ▁( 내 ▁ 맘 대 로 ), ▁was ▁released ▁on ▁their ▁official ▁YouTube ▁account ▁on ▁May ▁ 1 7 , ▁ 2 0 1 2 . ▁They ▁deb uted ▁on ▁M ! ▁Count down ▁on ▁the ▁same ▁day . ▁The ▁group ▁promoted ▁the ▁song ▁on ▁other ▁various ▁music ▁programs . ▁It ▁also ▁ranked ▁from ▁# 1 4 0 ▁to ▁# 8 7 ▁in ▁Ga on ▁Chart . ▁Their ▁first ▁single ▁was ▁entitled ▁" She ' z ▁Hol ic ". ▁ ▁She ' z ▁also ▁contributed ▁to ▁the ▁official ▁sound track ▁of ▁S cent ▁of ▁a ▁Woman , ▁with ▁the ▁song ▁entitled ▁" B etter ▁Tom orrow ". ▁ ▁On ▁June ▁ 2 5 , ▁ 2 0 1 2 , ▁they ▁released ▁their ▁ 1 st ▁EP ▁entitled ▁Night ▁and ▁Day ▁(