Fremantle, Australia. January 31,1987. Hope and history hang in the air as the first non-American defense of the America’s Cup in its 132 year history is underway. National pride and preoccupation is palpable. Spectators flood Challenger Harbor in an electric frenzy. The world watches as Australia's native sons dock off on Kookaburra III to meet a Stars & Stripes team hellbent on bringing the Auld Mug back to the States. Spotted on local Australian broadcast television is a bootleg t-shirt that captures this unique moment with a salient question that has inspired and haunted sailors for generations: “What Cup?”