You say it's your birthday, It's my birthday too, yeah; They say it's your birthday, We're gonna have a good time; I'm glad it's your birthday, Happy birthday to you. Yes, we're goin' to a party, party. Yes, we're goin' to a party, party, Yes, we're goin' to a party, party. I would like you to dance, (Birthday) Take a chachachachance, (Birthday) I would like you to dance, (Birthday) Dance! You say it's your birthday, It's my birthday too, yeah; They say it's your birthday, we're gonna have a good time; I'm glad it's your birthday, Happy birthday to you.