A star turn from Gabriel Vick powers a lively but loud adaptation The heart sinks (mine does, anyway) as the latest film-to-musical adaptation rolls into town, all with similar sound-worlds, exemplary hoofing and lively stagings. They are handy audience-bait, oven-ready stories. People go to see how the creative team are going to render the film's main achievements, though not to be that surprised: the show must go o…