SM The Ballad Vol.2 (Chen & Krystal) - When I Was, When You Were

IU - You & I (Sketchbook)

AKDONG MUSICIAN (AKMU 악동 뮤지션) - Ugly by 2NE1 [161023 Yu Huiyeol's Sketchbook Ep. ? CUT]

Lee Suhyun - (L-O-V-E) Begin Again 3

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