After witnessing an splendid display of roller skating, several bystanders by their own skates, only to discover that roller skating is not as easy as it looks.After witnessing an splendid display of roller skating, several bystanders by their own skates, only to discover that roller skating is not as easy as it looks.After witnessing an splendid display of roller skating, several bystanders by their own skates, only to discover that roller skating is not as easy as it looks.