Career Highlights: The greatest swimmer of all time won more gold medals in a single Olympics — eight, in 2008 — than any other athlete in history. Phelps has 14 career golds and probably isn't done yet. Stoner Highlight: A photograph of Phelps pulling a giant pipe hit at a University of South Carolina house party surfaced in 2009. What He Said: "I engaged in behavior which was regrettable and demonstrated bad judgment.? Further Evidence: Phelps drives a Cadillac Escalade.