เพลงฮิตของ 허챈1Behind (Strings ver.)행복배틀 OST02:122Springtime행복배틀 OST02:023Clue행복배틀 OST02:174Anxiety행복배틀 OST02:165Still Night (Bonus Track Version)Some Nights03:186How Did WeSome Nights03:237Old SocksSome Nights04:438Some NightsSome Nights04:009Counting StarsSome Nights04:0410Rock BottomSome Nights02:53เพลงใหม่อัปเดตSome Nights낡은 양말별을 세지Some Nights (Feat. KyoungSeo)Still Night (Feat. Lee Seo Jin)어쩌다 우린