“Every afternoon this month in a converted Edinburgh church half a dozen Malawian dancers wear ‘Adopt me’ T-shirts in Mercy Madonna of Malawi,” Toby Gough’s “reverse Black-and-White minstrel show” at the Fringe. “The ‘Madonna’ whose eye they are trying to catch is a strapping black man in a platinum blonde wig and pink negligee who sings ‘Last night I dreamed of Malawi’ to the tune of the Material Girl’s early hit ‘La Isla Bonita’.”