ドン・レオ・ジョナサン
Their time in NWA All-Star Wrestling was the last time the original Kangaroos teamed together. In June 1965, The Kangaroos lost to Don Leo Jonathan and Jim Hardy, and then split up. Heffernan had left Australia to tour the world in 1953 and wanted to return to his homeland, while Costello was determined to remain in the United States for a while longer.