'Re-Spiced' cabaret is a pastiche of East meets West
What do rapper Ice Cube, folk singer Joan Baez, country crooner Toby Keith and 18th century Irish statesman Edmund Burke have in common? The answer, as you probably guessed, is not much. But as "Re-spiced: A Silk Road Cabaret" (which runs through May 6) demonstrates, some of their works " Cube's racially explosive "Black Korea," Keith's vengefully jingoistic "Courtesy of the Red, White and Blue," Baez's freedom-champ…