Talk about a powerhouse duo! Kane Brown and John Legend released a new song together Friday, called «Last Time I Say Sorry,» and it's the collaboration we never knew we needed.«I am a huge John Legend fan and my wife is such a huge fan of him and his wife,» Brown exclusively tells ET. «I think John has been a part of some of the greatest love songs of the last ten years.»The two quickly formed a professional and personal bond after meeting each other backstage at in 2019 when Kane was a guest performer.While backstage, the 26-year-old country singer, who is also no stranger to love songs, joined Legend for an episode of his backstage show, and you know what they say — the rest is history!«We sang my single “Good As You» together...