By Andrew Gould Like a referee or umpire, game show contestants are far more likely to enter the public spotlight when something goes awry. That happened in Tuesday night’s episode of Wheel of Fortune. For two awkward minutes, contestants couldn’t complete the missing four letters of “Another feather _n yo_r _a_.” From the comfort of own homes and with the benefit of hindsight, it’s easy to identify the correct answer as “Another feather in your cap.” Unfortunately, that wasn’t the case for these players. One contestant twice guessed the wrong consonant, and another whiffed on three chances to…