"How Could an Angel Break My Heart" is a song by Toni Braxton featuring Kenny G on the saxophone. Released in October 1997 as the fourth single from Toni Braxton's album "Secrets," the song was co-written by Toni Braxton and Babyface, who also produced it. The lyrics express the pain and heartbreak of someone who loved deeply but was left by their beloved, metaphorically described as an angel who broke their heart. Kenny G contributes haunting saxophone melodies that complement the emotional tone of the ballad. The music video illustrates the story of the song, focusing on a relationship where the man leaves the woman for someone else, leaving her to deal with the heartbreak. The remix version features Babyface singing parts that replace the saxophone by Kenny G. In essence, the song's theme revolves around the deep sorrow and confusion about how someone who seemed angelic in love could cause such heartache, capturing the emotional impact of a painful breakup.