THE PROMISE TO THEIR MOTHER. BEHIND THE CURTAIN, FOUR YOUNG VOICES TREMBLED — not from fear, but from the weight of their mother’s last words before the cameras rolled: “No matter what happens, sing like you’re still in the living room.” When the orchestra began, the sisters looked at each other and smiled — that same childhood smile from nights around the family piano. The melody rose like a prayer, soft but unbreakable. That night, they didn’t just sing a song — they sealed a promise. A promise that no matter how bright the lights became, their hearts would always sound like home. The Lennon Sisters never forgot that promise… and the world never forgot the song.
Backstage at ABC Studios, the air was thick with nerves and perfume. Four young girls — Kathy, Dianne, Peggy, and…