Ladies, next time you think about hitting the beach while Aunt Flo is visiting, STAY out of the water or risk instant and gruesome death by Great White! Or, if you absolutely MUST take a dip, for the love of God, use a leak-proof brand!! It'd be a shame to lose such beauty to the belly of a frenzied shark. Watch this hilarious FAKE Tampax tampon parody commercial from 'Movie 43':