When I Grow up I'm thinking of my age Just wanna know how old I am There's somebody who feels like me When you grow up and feel ah... Reff : ( haaaaaa...) I feel young when I'm thinking like this I'm 25 years but feel like a 10 I feel young when I'm thinking like this I'm 25 years but feel like 10 yeah yeah yeah 10 yeah yeah yeah 10 yeah yeah yeah Beautiful sound beautiful harmony Universe bless my day how lucky I am So there's no reason to worry and sad Just be you and be grateful ( back to reff )