Hey boys, no more worries, put on a smile for me Hey girls, no pain no gain is what they say, right Ok, no need to stress, ok, brush it off your chest Through the rain there's a brighter day, don't worry be happy eo jireowo jukgesseo mwoga geuri mari manha momseori seori chyeo jineun i nal jom bwa nuga meonjeo geuman jom hae jogeumman chama gwaenchanha I'm sorry, sorry nuga meonje marhaebwa Ooh, boys, ooh, girls, be happy, hey, be happy, hey Ooh, boys, ooh, girls, be happy, hey, be happy, ha i reokung jeoreokung mwoga geuri mari manha Oh, utja utja geunyang utjeo beorija iraera jeoraera apeun mareun haji mara Oh, utja utja geunyang useo beorija Ha, ha, ha, ha, ho, ho, ho, ho geunyang utja Ha, ha, ha, ha, ho, ho, ho, ho geunyang utja Ha, ha, ha, ha, ho, ho, ho, ho geunyang utja Ha, ha, ha, ha, ho, ho, ho, ho geunyang utja Hey boys, kogae sugiji malgo geunyang keuge useobwa Hey girls, jjajeungnago taptaphaedo it's gonna be alright Smile for me, alright smile for me, alright Through the rain there's a brighter day, don't worry be happy saramdeuri moduga apeudago ureodo Oh, doridori jal dwoelgeoya gwaenchanha apeudago datumyeon jeongmal igeon anijanha nae sonisoni anirago hajanha Ooh, boys, ooh, girls, be happy, hey, be happy, hey Ooh, boys, ooh, girls, be happy, hey, be happy, ha i reokung jeoreokung mwoga geuri mari manha Oh, utja utja geunyang utjeo beorija iraera jeoraera apeun mareun haji mara Oh, utja utja geunyang useo beorija Ha, ha, ha, ha, ho, ho, ho, ho geunyang utja Ha, ha, ha, ha, ho, ho, ho, ho geunyang utja Ha, ha, ha, ha, ho, ho, ho, ho geunyang utja Ha, ha, ha, ha, ho, ho, ho, ho geunyang utja Don't worry, worry, don't, don't worry baby Be happy, hey, be happy, hey Don't worry, worry, don't, don't worry baby Be happy, hey, be happy, ha i reokung jeoreokung mwoga geuri mari manha Oh, utja utja geunyang utjeo beorija iraera jeoraera apeun mareun haji mara Oh, utja utja geunyang useo beorija i reokung jeoreokung mwoga geuri mari manha Oh, utja utja geunyang utjeo beorija iraera jeoraera apeun mareun haji mara Oh, utja utja geunyang useo beorija