B-Day Song (Feat. M.I.A.)

And the beat goes on I'm a happy girl It's my birthday song In my happy world I know it's gonna be a good day Oh yeah today is my birthday Huh And the beat goes on And the beat goes on I'm a happy girl I'm a happy girl It's my birthday song Oh yeah it's my birthday In my happy world In my happy world Light my candles gotta make a wish Wrap up the present and seal it with a kiss Gimme a spanking start the day off right Woo oo Cause it's my day you gonna sing my song tonight And the beat goes on And the beat goes on I'm a happy girl I'm a happy girl It's my birthday song Oh yeah it's my birthday In my happy world In my happy world I know it's gonna be a good day Oh yeah today it's my birthday I'm a happy girl I'm a happy girl My type of party there's no hangover So grab your things you better come over We get high and we still stay sober We throw it down And then we gonna start over My type of party there's no hangover And the beat goes on And the beat goes on I'm a happy girl I'm a happy girl It's my birthday song Oh yeah it's my birthday In my happy world In my happy world I want a diamond don't give me a fake I'll let you lick the frosting off my cake Gimme a spanking start the day off right Woo oo Cause it's my birthday you'll be singing my song tonight And the beat goes on Na na na na na na na na na I'm a happy girl Na na na na na na na na na It's my birthday song Na na na na na na na na na In my happy world Na na na na na na na na na I know it's gonna be a good day Oh yeah today is my birthday I'm a happy girl In my happy world I know it's gonna be a good day Oh yeah today is my birthday I'm a happy girl It's my birthday everyday Na na na na na na na na na gonna sing my song tonight Na na na na na na na na na gonna sing my song tonight Na na na na na na na na na gonna sing my song tonight Na na na na na na na na na gonna sing my song tonight Happy birthday