What to say about … The Wizard of Oz
Will a TV talent show-winning Dorothy and a real-life Toto be enough to save this soulless Andrew Lloyd Webber musical?Kind reader, spare a thought for the shoppers and strollers of Oxford Street this Tuesday afternoon past. Many of them, we fear, may have been victim to the sight of an enraged Charles Spencer, the Telegraph's theatre critic, rampaging through the capital's premier retail district, humming "We're Off…