专辑《Glorious Days O.S.T Part.1》歌曲列表：

• What’s Wrong With My Age(Ballad Ver.) (Inst.)
• What’s Wrong With My Age (Ballad Ver.)
• What’s Wrong With My Age
• What’s Wrong With My Age (Ballad Ver.)
• What’s Wrong With My Age
• What’s Wrong With My Age (Ballad Ver.)
• What’s Wrong With My Age