[Essa letra eu peguei do show Kat-tun REAL FACE 2006.
Então a letra pode não estar completa, e no show tem uma hora que em vez de ele falar a frase certa, ele fala outra brincando com as pessoas... Então quando for isso vou colocar o ".]

Ganbatteru kimi no mega
sekai iyuu ni kagayai te
Will be all Right kaete yuku
ima ko ko de

Doushita no kimi ra shiku naiyo
sonna koto wasure te shi ma inayo
mata hitotsu kobo re ta namida o wake wa
"Kyowa arigadou"

i i wake wa shinai kimi ga suki
mou i ikara jibun no yari kata de
"Kono bashyo de kimi no hatoo wo misete"

Nakama to tsunaida kusabi
yatto mie te ki ta hikari
ko re da ke wa ma ke na i
i tsu ma te mo ki e na i yo
Ano toki chikatta omoi
ashita e to susumou

It's all right a ri no ma ma
kagiri nai yume wo nose te
haba ta ku yo ima ko ko de
You shine on the world

ganbatte ru kimi no mega
sekai iyuu ni kagaya i te
Mirai sa e kae te yu ku
ima ko ko de

Woooooh...ma ssu gu
Woooooh...Yeah...
Woooooh...I sing it
What You Worry About Will be All Right

Woooooh... too ku e
Woooooh... Yeah
Woooooh... I sing it
What You Worry About Will be All Right

It's all right a ri no ma ma
kagiri nai yume wo nose te
haba ta ku yo ima ko ko de
You shine on the World

Ganbatte ru kimi no mega
sekai iyuu i kagaya i te
mirai sa e kae te yu ku
ima ko ko de

Woooooh... Ma ssu gu
Woooooh...Yeah...
Woooooh... I sing it
What You Worry About Will be All Right

Woooooh...too ku e
Woooooh... Yeah
Woooooh... I sing it
What You Worry About Will be All Right

Woooooh... Ma ssu gu
Woooooh...Yeah...
Woooooh... I sing it
What You Worry About Will be All Right

Woooooh...too ku e
Woooooh... Yeah
Woooooh...
What You Worry About Will be All Right!