Hapiba! Naisho de junbi daiji na kimi no Shiny Shiny day!
Shopping! Docchi ni ikou acchi ni ikou Wonder Wonder land!
Surprise no planning
Kidzukanaide ne my friend
Egao ni dekita nara happiness

Nani wo present shiyō? Kimerarenai! Mayō yo
Are sore kore dore zēnbu zēnbu agetara yokunai?
Ne, min'na no kimochi kasanatte
Wakuwaku tomaranai harmony

Itsumo wa ienai koto datte
Kyō wa (kyō wa) ieru ki ga suru yo For you!

Happy WowWowWow YeahYeahYeah todoke todoke todoke!
Birthday WowWowWow YeahYeahYeah "honto ni honto ni daisuki"
Happy WowWowWow YeahYeahYeah saijōkyū ni kirari
Birthday WowWowWow YeahYeahYeah ippai hashaijao
Party time

Yappari saisho wa cracker? Dare ga narasu no?
Sweet na cake no tōjō timing mo jūyō
Wasurerarenai hi ni zettai shitai ne
Dokidoki kasoku suru heartbeat

Nannen saki datte kawaranai
Soba ni (soba ni) iru yo watashitachi zutto!

Happy WowWowWow YeahYeahYeah todoke todoke todoke!
Birthday WowWowWow YeahYeahYeah "kokoro kara omedetō!"
Happy WowWowWow YeahYeahYeah saikōchō ni heat up↑
Birthday WowWowWow YeahYeahYeah kimi ni okuritai
Party time