text_a: yet another iteration of what 's become one of the movies ' creepiest conventions , in which the developmentally disabled are portrayed with almost supernatural powers to humble , teach and ultimately redeem their mentally `` superior '' friends , family ...
text_b: on the granger movie gauge of 1 to 10 , the powerpuff girls is a fast , frenetic , funny , even punny 6 -- aimed specifically at a grade-school audience .