Early word on the musical stage adaptation of Disney’s “Little Mermaid” is apparently not so great. “Given Variety’s brutal review (which was written not by a local stringer but by the paper’s chief theater critic) and the show’s tepid industry word-of-mouth, theater people are starting to wonder: What’s gone wrong in the Magic Kingdom – and, if ‘Mermaid’ flops, how much longer will Disney keep throwing its cartoons at Broadway stages?”