You've seen the film. Robert Thorn starts getting hounded by a crazy looking priest about his son being the Anti-Christ?
Well, I'm not sure about the imminent arrival of little Damien, but I'm pretty sure I've picked up on one of the signs of the impending End of the World.
Read about it here, keep your eyes open for other signs and, if necessary, go and hassle Gregory Peck.
I'm not mad*
*I might be a bit mad. Though not in an eighties Radio One DJ kind of way.