Las Vegas grocery store employees watch circus veteran balance cart on chin

Street entertainer Jon Wiess, who spent 25 years with the Ringling Bros. circus, shows off a gravity-defying balancing trick inside a Las Vegas grocery store as employees gather to watch.

Former Ringling Bros. and Barnum & Bailey ringmaster Jon Wiess amazes employees inside a Las Vegas grocery store by balancing a shopping cart on his chin during an impromptu performance for bakery workers.