Invasion of the Saucer Men
A flying saucer lands in the woods, and one of the aliens is accidentally run over by a teenage couple sneaking off to lover's lane. Another man discovers the alien corpse, but the aliens arrive kill him and leave him in place of the dead alien alien. In the meantime the teenagers have reported the incident to the police, and when they show up, they find the dead man instead and are going to charge the teenagers with murder. The aliens are running around causing chaos, and then military gets involved. In the end it is the teenagers who figure out how to defeat the aliens.
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