It's your celebration
We're gon' do this one more time
We're gonna have a party
Let's have fun cause it's your birthday
Happy birthday
Happy happy birthday (to you)
Happy birthday
Happy happy birthday (to you)
Happy birthday
Happy happy birthday (to you)
Happy birthday
Happy happy birthday (oh yeah)
It's your birthday
We're gonna have a party
Ooohh it's your birthday
We're gonna have a party
Gonna have a party
Gonna have a party
Happy birthday
Happy happy birthday (to you)
Happy birthday
Happy happy birthday (to you)
Happy birthday
Happy happy birthday (to you)
Happy birthday
Happy happy birthday (to you)
We're gon' do this one more time
We're gonna have a party
Let's have fun cause it's your birthday
Happy birthday
Happy happy birthday (to you)
Happy birthday
Happy happy birthday (to you)
Happy birthday
Happy happy birthday (to you)
Happy birthday
Happy happy birthday (oh yeah)
It's your birthday
We're gonna have a party
Ooohh it's your birthday
We're gonna have a party
Gonna have a party
Gonna have a party
Happy birthday
Happy happy birthday (to you)
Happy birthday
Happy happy birthday (to you)
Happy birthday
Happy happy birthday (to you)
Happy birthday
Happy happy birthday (to you)
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