nana NaNa NANA Nana nana
You say it's your birthday
nana NaNa NANA Nana nana
It's my birthday too, yeah
nana NaNa NANA Nana nana
They say it's your birthday
nana NaNa NANA Nana nana
We're gonna have a good time
nana NaNa NANA Nana nana
I'm glad it's your birthday
nana NaNa NANA Nana nana
Happy birthday to you