(The Ricardos and the Mertzes are gathered around the piano and discover Lucy is singing off key)
Ricky: Aw, honey, why don't you just go and sit down and listen to the rest of us.
Lucy: No! Either we all sing or nobody sings.
(Ricky and the Mertzes retreat to the other side of the living room)
Lucy: Well, all right then. If nobody wants to sing, I'll just sing by myself.
Ricky, Fred and Ethel: No!