A Random

SCIFI.radio story

Earth discovers a portal to a dimension filled with sentient vegetables who want to plug us into a power grid and use us as living batteries even though they can all do credible singing impressions of Ethel Merman who tend to stutter under pressure when confronted by a bunch of kids playing disco music on boom boxes , but scientists create a new weapon which turns them into weird rocks.
The End.but they die from catching the common cold.
The End.