GREY '아름답던 우리 사랑, 이젠 잿빛' [Credit] 1. Grey Executive Produced by Yonko Produced by Yonko, Mushroomshake Composed by Yonko Lyrics by Yonko Arranged by Mushroomshake Mixed by Mushroomshake, Yonko Mastered by Mushroomshake 2. Grey (Oscar $mith Remix) Executive Produced by Yonko Produced by Yonko, Mushroomshake Composed by Yonko, Oscar $mith Lyrics by Oscar $mith Arranged by Mushroomshake, Oscar $mith Mixed by Mushroomshake, Oscar $mith, Yonko Mastered by Mushroomshake 3. Grey (Mushroomshake Remix) Executive Produced by Yonko Produced by Yonko, Mushroomshake Composed by Yonko, Mushroomshake Arranged by Mushroomshake Mixed by Mushroomshake, Yonko Mastered by Mushroomshake Photo by Ligrye