Fun and games on may have serious consequences for the foolish. That was the message delivered by the US Air Force, who have responded to a Facebook’s group’s efforts to have 450,000 people storm a top secret military base.

Conspiracy theorists have always believed that Area 51 in Nevada holds information about extra-terrestrial activities on our planet, possibly including actual alien remains and aircraft. That belief spawned a Facebook group suggesting that a wave of humanity could overwhelm the defenses at the base and discover the truth.