Great, now I'm not sure whether the foreign exchange student said "holy cow" or meant to say "holy chaos" and is actually a worshiper of the devil.
Pregnancy can strike at any time, and there are no known preventative measures. It just doesn't work that way.
Hey guys! Do you remember those horribly contrived and unfunny jokes told via chain mail that began with "Fwd: Fwd: Fwd: RE: Fwd: FWD: Re:" in the subject line? I'll bet you thought they died off in the late '90s. NOPE.