It’s not so much the children of mad celebs I feel sorry for as their animals. The private zoo stuffed with exotic, non-indigenous wildlife is a sure sign of money, power and hubris run riot. The tigers and chimps at the Neverland ranch became powerful symbols of Michael Jackson’s dislocation. Similarly, last night's Storyville told how an abandoned brood of pet hippos have come to define the worst excesses of the late Colombian drug baron Pablo Escobar.