One Wonderful Day Saturday Night - 2000 Off-Broadway Revival Cast

[DINO]
Helen and Gene

[ALL]
Helen and Gene
Gene and Helen
Helen and Gene—

[MILDRED, spoken]
Don't sing that before the wedding—it's bad luck. 

[DINO, spoken]
Okay, then—
(sung)
Happy birthday to you

[ALL]
Happy birthday to you
Happy birthday, dear Helen and Gene
Happy birthday to you!

Helen and Gene are gonna get married
Gonna get married, gonna get married
Helen and Gene are gonna get married—
Isn't it wonderful?