Ca sĩ/ban nhạc:
MAMAMOO
[Dsus4]Knock Knock nasseon neoye deungjangi
[F]pyeongsodapji aneun nunbichi
[C]mweonga neukkimi jom [Eb]susanghae
[Dm]jigeumeun yeodulshishibunjeon
[Dsus4]jeomjeom bunwigie chwihago
[F]nunbicheun seororeul bichugo
[C]heureuneun chimmukdo [Adim7]kkeunjeokhae
[Dm]teojil geonman gateun [Bb]uri sa [Dsus4]i
neowana ipeul [Eb]majchweo I feel good
neoege nareul [Bb]matgyeo I feel good
igeon jom [Fadd9]wiheomhae [Gm]wiheomhae [Dsus4]wiheomhae na
seo [Gm]neul neomeul geoman ga [Bb]ta
neowana gachi [Eb]geurin I feel good
orenji bitkkal [Bb]geurim I feel good
jogeumeun [Fadd9]wiheomhae [Gm]wiheomhae [Dsus4]wiheomhaedo
[Gm]meomchul suga eopseo [Bb]na
I feel [C]good