The Oatmeal skewers the over 40 year-old Twilight fan base in this hilarious step by step breakdown of the science of the series. Twilight is painted as a diabolically designed trap, able to turn all but the strongest middle aged women into lusting, exuberant fangirls.

View the rest of the piece (with some hilarious illustrations) at the source.

Link - The Oatmeal