Untold stories behind the culture-defining and newsmaking musical performances, sketches and cameos of the past 50 years.

A pair of aliens arrive on Earth to prepare for invasion, but crash instead. With enormous cone-shaped heads, robotlike walks and an appetite for toilet paper, aliens Beldar and Prymatt don't ...

A flying saucer lands in the backyard of an elderly suburbanite with memory problems, who forms a bond with the scared alien inside.