Roy Kelton Orbison was an American singer, songwriter, and musician known for his impassioned voice and complex song structures. He rose to fame in the early 1960s with a string of hits including 'Only the Lonely,' 'Crying,' and 'Oh, Pretty Woman.' Despite personal tragedies, Orbison's career saw a major resurgence in the late 1980s with the supergroup the Traveling Wilburys and his final solo album, Mystery Girl. His unique vocal style and emotionally intense ballads earned him the nickname 'The Big O' and a lasting legacy in rock and roll history.