A Random

SCIFI.radio story

Earth is mistaken for a lost civilization by alien archeologists who are friendly but incomprehensible even though they can all do credible singing impressions of Ethel Merman who tend to stutter under pressure when confronted by a crowd of people with pitchforks and torches , but scientists create a new weapon which turns them into weird rocks.
The End.and then they kill us all.
The End.