Published in Joe 90 Top Secret #22, 06/14/1969 - cover and 3 pages.
"Joe Becomes A Most Special Jockey" A W.I.N. agent carrying vital information on the 'Hadebos' - a fanatic anti-western organization of assassins and saboteurs, is chased through deserted city streets. It did not end well for him but not before it was learned that the target of the group is King Kemir, exiled king of a small Arab country. The man is planning to attend a major horse race and Joe 90 absorbs the brain pattern of a champion jockey to fit in.