Текст пісні
(As performed during the show, with piano and percussion:)
Michael: Lisa, it's your birthday.
God bless you this day.
You gave me the gift of a little sister,
And I'm proud of you today.
Michael and Bart: Lisa, it's your birthday.
Happy birthday, Lisa.
Lisa, it's your birthday.
Happy birthday, Lisa.
Michael: I wish you love and good will.
I wish you peace and joy.
Bart: I wish you better than your heart desires.
Michael: And your first kiss from a boy.
Michael and Bart: Lisa, it's your birthday.
Happy birthday, Lisa.
Lisa, it's your birthday.
Happy birthday, Lisa.
Bart: Yeah!
As performed over the credits, with full musical back-up:
Michael and Bart: Lisa, it's your birthday.
Happy birthday, Lisa.
Lisa, it's your birthday.
Happy birthday, Lisa.
Michael: I wish you love and good will.
I wish you peace and joy.
Bart: I wish you better than your heart desires.
Michael: And your first kiss from a boy.
Michael and Bart: Lisa, it's your birthday.
Happy birthday, Lisa.
Lisa, it's your birthday.
Happy birthday, Lisa.
Bart: Take it away, Lis.
(Lisa does a saxophone solo)
Michael and Bart: Lisa, it's your birthday.
(Lisa plays some more)
Michael and Bart: Happy birthday, Lisa.
Michael: Hoo!