It only has to be in the hands of sufficient peep funds; those who paid of it and as a courtesy (cough) to those who did not suggesting 'the game is afoot!' (wink wink), to create sufficient downward volatility - volume!
Introduce a prominent and trusted poster, stating he sold because of a shorting report (on the day - he's not a fund), and that creates enough momentum to panic the heard. Beautifully orchestrated hit job.
The 'blond act' might fool some, but those that have been around the block once or twice know how that end of town craft outcomes.