As any man can tell you, the little guy downstairs has a mind of his own. From the time he gains consciousness, at about 13, he often chooses the most inopportune times to fill out. It often has nothing to do with the situation or company you are in, but rather it seems a random bodily function. The best parallel I can think for a woman who has no idea what I am talking about is how a woman sometimes gets cold regardless of the temperature. No one can explain it, it just happens.
So, without further delay. We proudly present the 50 Worst Times to Get wood: