John Smith, a generous philanthropist, a manipulator, thought he had the fastest horse in the area. A great horse race was organized in Nugget-Gulch and to take the $500 prize, he stole Jolly Jumper, painted it in black and renamed it Black Beauty. But a storm bursts out and Lucky Luke recognizes and recovers his horse... ...For Smith, troubles begin. Round Up Day: Pre-publication in Spirou (619-629) in 1950. Lucky Luke is hired for the annual gathering of cattle in the corral of the ranch " -3", but at the finish there are 200 heads missing! Lucky Luke himself leads his little investigation and will take a short time to find the culprits. The big fight: Pre-publication in Spirou (630-646) in 1950. Lucky Luke becomes the manager and the friend of a man with the herculean force whom he baptizes Battling Belden. $100,000 to whom will defeat champion Killer Kelly. People bet against Battling and bookmaker Slippery suggests to Luke. Lucky is an honest guy.