Michael Bennett Sings To His Son, A US Marine Who Left Years Ago- The Judges Had A Surprise For Him.

Forty years ago, his son walked out after a fight. Every single night since, he left the porch light on — so his boy would always know the way home.

Tonight, an old man climbed onto our stage holding the one thing he never let go of: his son's worn baseball cap. He didn't come to win. He came to sing the apology he was never able to say out loud — hoping that somewhere, somehow, his son might finally hear it.