Weirdest moment in TV history, 20 years ago today

The weirdest moment in TV history took place 20 years ago today. During the November 22, 1987 broadcast of Doctor Who on Chicago PBS affiliate WTTW-11, a mysterious person wearing a Max Headroom mask broke in, hijacked the signal, and broadcasted the following bizarre clip:



I shit you not.

Neither he nor his accomplices have been found or identified to this day. I have to say, this is probably the most effective "don't do drugs" message ever broadcast on television.

More on the incident