Star on the Hollywood Walk of Fame? Check. Gravestone? Not so much. The "Oh, Pretty Woman" warbler died of a heart attack in 1988, and was quickly interred in go-to celebrity burial ground, the Westwood Village Memorial Park and Mortuary. A marker identifying the rock 'n roll great's final resting place has been a much slower process, largely because the family originally planned to relocate him, but never got around to making the move. Ironically, Roy Orbison is buried in close proximity to megastars like Natalie Wood and Marilyn Monroe, who are both popular stops on the celebrity grave circuit [source: Goodman].