Which comeback is scarier? Michael Jackson's 10-concert please-help-me-pay-my-legal-bills blitz in London this summer — or shrieking nutcase Tatiana del Toro's return to American Idol tonight? Jackson's announcement — which HuffPo memorably headlined "Wacko Jacko Backo" — somehow drew "more than 1500 screaming fans," according to USA Today. Take a look at his face and you'll […]