The Daltons have escaped again and they wind up in Vaca Loca where a livestock fair is going on. Starved to death, they decide to steal the biggest bull for their barbecue! And immediately the Dalton’s heads go on sale for 400,000¨dollars! John Glutton, owner of the bull, wants them back behind bars. Rattle Snake the bounty hunter takes off after them, deciding along the way that he’d rather take them dead than alive. And for the first time in their life, Lucky Luke is going to play guardian angel and save their miserable little lives!