Small, high-pitched voices could be heard coming from the other side of the barricade.
"Boss lady gonna be mad if she find out bout dis rockin."
"Boss lady not scare me. Boss lady friend be bombad," said a second.
"Yah," said a third, "Hess be billy berserk if Hess be late for boss lady."
"Just keep on a-digging," the first muttered.