This doesn't happen overnight.
He spent at least two months building his float ... (in the name of RIVERCITY JAZZ SOCIETY) ... and HE DOES IT BY HIMSELF! This Rivercity Jazz Society float was "motorized" by HIS legs - no use of a wimpy flatbed truck here! By the next day, his feet had eventually stopped bleeding.
Although, you know what? Wanna' bet he could still "hear" the applause of the crowd even then?
P.S. No Bull! Check out the enviable (!) great set of teeth on those bulls!
click on image to enlarge ...(from Monte Palmer's camera)