Video: "Dancing with the Stars" winners Donnie Osmond and Kym Johnston at the D23 Expo

When it was revealed tonight that Donnie Osmond and Kym Johnston became the latest celebrities to win “Dancing with the Stars,” I immediately thought of the unreleased video of the pair that I shot in September at Disney’s D23 Expo in Anaheim, Calif. before the now-concluded season of the show began. While I had previously…