"1-4-3" is a digital single by Henry, released on August 23, 2013. It includes the song, previously released on his mini album Trap, featuring Amber from f(x), an acoustic version, a NoizeBank extended remix and an English version of his debut single "Trap".
- 1-4-3 (I Love You) (feat. f(Amber))
- 1-4-3 (I Love You) (Acoustic Ver.)
- 1-4-3 (I Love You) (NoizeBank Extended Remix)
- Trap (English Ver.)
- Lyrics: Jeon Gan-di, Neil Nallas
- Composition: Noize Bank
- Arrangement: Noize Bank