The week in theatre: West Side Story; Little Miss Sunshine; Ghost Stories " review
Royal Exchange, Manchester; Arcola; Lyric Hammersmith, LondonOut go the finger clicks but the knife crime stays in Sarah Frankcom's vital reworking of West Side Story. And Little Miss Sunshine sings for her supper Who would have thought that Maria " as in "I feel pretty and witty" " might have a real sense of humour, not just a dimpling mischievousness. Or that Tony would sing Something's Coming with a rough edge aro…