A Random

SCIFI.radio story

Earth is invaded by a swarm of sentient nanobots embarrassing Martian metaphysical moose who are friendly but incomprehensible even though they all do bad impressions of William Shatner and might be overpowered by a bunch of Elvis impersonators , but scientists create a new weapon which turns them into weird rocks.
The End.but they die from catching the common cold.
The End.