When a suited and booted gent is chauffeured to London’s Royal Albert Hall, we feel sure we are in for a gala concert. He is primmed and trimmed by his valet and then steps out - of a phone box onto a zebra crossing outside the building. What’s miraculous is that the black and white steps crossing the road correspond to piano keys and soon we are getting a nifty little dance! A passing policeman stops by to investigate, then a traffic warden, some other musicians - even some cars and buses take orderly positions on the street to enjoy the show. It takes a friendly pop at the grandiosity of conc...