WHAT JOLLY LARKS it always looks like Johnny Depp has when he dons the black eyeliner and dreadlocks that have become his trademark as Captain Jack Sparrow. On Stranger Tides, the fourth film of the pirate extravaganzas, opens all
, free to roam until it was time for tea. But somewhere along the way, amid the spectre of stranger danger, over-stuffed schedules and traffic hazards, our children have turned into sedentary creatures, hidden away indoors, watching Peppa Pig jump
