drop from the skies —(also: drop from heaven) appear unexpectedly as if by magic:
- “Good gracious, miss,” I said, still doubting my senses, “have you dropped from the skies?”
fall to the ground—(of plans, etc.) fail; come to nothing:
- The whole scheme fell to the ground, although all the details were thought out.
See also: come down to earth / go to earth.