returns Wednesday night for an action-packed, double-stuffed semifinals spectacular! ET is following along throughout the exciting two-hour episode to break down all the craziest moments, best performances, and most revealing clues.The Super Six are hitting the stage in a battle for spots in the finals, and they will be facing off in a series of showdowns that will lead to a wild triple elimination!Everyone's favorite panel of celebrity «detectives» — including Robin Thicke, Nicole Scherzinger,