Bài hát: X - f(x)

Songgeuchi ddo dahatne
Sungan onmomi jeoryeo
Songgeuteseo meoriro
Ongat sangsangi heulleob ooh
Chalnayeot***n chukgameun
Cham yebbeun bunhongbit
D***reojigi silhjiman
Ti naneun geon *** sirheo

Taeyeonhage uyeonhage
Daheuncheoghaedo
Nae momeneun al su eobtneun
Jagyongi ireo

Chemical-x soni dahasseo soni dahasseo
Jinjeongi andwae
Chemical-x soneul jabasseo soneul jabasseo
Nogeul geot gata
Chemical-x

Jabeun soneul tagoseo
Peojin adeurenallin
Aseupirin han allo
Yeolgireul jamjaeweojweo ooh

Ireon sigeun gollanhae
Neon yegodo eobtni
Chamda chamda teojineun
Uri kemi eojjeoni

Al su eobtneun miji gateun
Hwahakjeok baneung
Nae sogeun da eongmangjinchang
Nalliga nasseo

Chemical-x soni dahasseo soni dahasseo
Jinjeongi andwae
Chemical-x soneul jabasseo soneul jabasseo
Nogeul geot gata
Chemical

Cheom bwat***n nalbuteo
Sangsangeun sel su eobsi haetneunde
Eojjeom joha saenggakboda eomcheongna
Ireoda na keunil na

Joyonghaejin gonggi soge
Teojil geot gata
Mweonga deullyeo hoksi d***llyeo
Neodo ddokgatni

Chemical-x soni dahasseo soni dahasseo
Jinjeongi andwae
Chemical-x soneul jabasseo soneul jabasseo
Nogeul geot gata

Chemical-x ibsul dahasseo ibsul dahasseo
Jinjeongi andwae
Chemical-x soneul jabasseo soneul jabasseo
Nogeul geot gata