[Soyeon] Wae ireoni? Wae ireoni? Wae ireoni? Wae ireoni?
[Hyomin] Nuneul ggambakggambak mami jjiritjjirit ddeolrini
Sum makhini aetani naege puk bbajyeossni
[Boram] Oops Oops Baby boli ddeugeoddeugeo hatddeugo
Anirani ddansori jeongmal ireolggeoni
Oh Oh Oh Oh Oh Oh Oh [Eunjung] neoreul saranghae Like crazy
Oh Oh Oh Oh Oh Oh Oh [Soyeon] teojilgeot gateun ni mameul boyeojweo
[Soyeon] Wae ireoni wae ireoni jeongmal wae wae wae ireoni
Eoddeohge dapdaphae geuman naege nage waeirae
Aljanhi aljanhi nae mam da da da aljanhni
Saranghae johahae ije naege marhae baboya
[Jiyeon] Knock Knock Knock Knock [Eunjung] Can you hear me now
Knock Knock Knock Knock [Eunjung] Just wanna love you now
[Hwayoung] Welcome to your wonderland
Everyday I Knock Knock Knock Knock Knock Knock
[Jiyeon] Love me Love me Baby maeil neoman neoman saenggaghae
Dalkomhan kiss! Sos! Nareul guhaejweo boy
[Q-ri] Call me Call me Baby gaseum dugeundugeun moksori
Nokanaeryeo ajjilhae naege bbajyeobwa Boy
Oh Oh Oh Oh Oh Oh Oh [Eunjung] neoreul saranghae Like crazy
Oh Oh Oh Oh Oh Oh Oh [Soyeon] teojilgeot gateun ni mameul boyeojweo
[Soyeon] Wae ireoni wae ireoni jeongmal wae wae wae ireoni
Eoddeohge dapdaphae geuman naege nage waeirae
Aljanhi aljanhi nae mam da da da aljanhni
Saranghae johahae ije naege marhae baboya
[Jiyeon] Knock Knock Knock Knock [Eunjung] Can you hear me now
Knock Knock Knock Knock [Eunjung] Just wanna love you now
[Hwayoung] Welcome to your wonderland
Everyday I Knock Knock Knock Knock Knock Knock
[Eunjung] Wae ddo jangnanchyeo geureoda dachyeo
Urireul wooyeonjjeumirago saenggaghajima
You're my boy unmyeongeul geoseureujima
[Hyomin] Oneuldo yeokshi Baby Knock Knock Knock Knock Knock Oh
[Hwayoung] You know my style gyesokiramyeon amuri jabado Say good bye
[Soyeon] Wae ireoni wae ireoni wae ireoni
[Soyeon] Wae ireoni wae ireoni jeongmal wae wae wae ireoni
Eoddeohge dapdaphae geuman naege nage waeirae
Aljanhi aljanhi nae mam da da da aljanhni
Saranghae johahae ije naege marhae baboya
[Jiyeon] Knock Knock Knock Knock [Eunjung] Can you hear me now
Knock Knock Knock Knock [Eunjung] Just wanna love you now
[Hyomin] Can you hear my knock knock All I want is you you
Knock Knock Knock Knock
[Jiyeon] Knock Knock Knock Knock [Eunjung] Can you hear me now
Knock Knock Knock Knock [Eunjung] Just wanna love you now
[Hwayoung] Welcome to your wonderland
Everyday I Knock Knock Knock Knock Knock Knock
[Jiyeon] Knock Knock Knock Knock