Right up there with the Shatner one, monster on the plane wing.
I always liked the one with the little spacemen attacking Agnes Moorehead (The Invaders).
Great Serling twist at the end.
Geno
The desert is a true treasure for him who seeks refuge from men and the evil of men. In it is contentment In it is death and all you seek (Quoted from "The Bleeding of the Stone" Ibrahim Al-Koni)