Entertainment LifestyleWhitney Houston, Mariah Carey – When You BelieveNaturalmethodAugust 14, 2021August 16, 2021 by NaturalmethodAugust 14, 2021August 16, 202103567 Today, the world heard two of the greatest vocalists of all time sing the same song: “When You Believe,” a duet between Whitney Houston and...