Plot: Stuart Pearson heads with his family to spend a summer vacation in Creek Landing, Michigan, with his brother Nathan Pearson and his sons and their mother Rose in an old lake house they had rented. When the television has trouble with the image, Stuart's son Tom and the arrogant boyfriend of his sister Ricky Dillman go to the attic and then to the roof, where Tom meets his cousin Jake and they find the antenna dish totally destroyed. Sooner they discover four alien invaders that are preparing an invasion of the Earth that use a mind control weapon that only affects adults and they lock the quartet in the attic. Now they need to a find a way to force the adults to leave the house and discover the vulnerability of the invaders to plot a defense plan to save our planet.
Alternative Plot: A family vacation is anything but restful when young Tom Pearson (Carter Jenkins), his siblings, and his cousins encounter an invading force of tiny aliens who are bent on conquering Earth. The aliens gain control of Ricky, the boyfriend of Tom's sister Bethany (Ashley Tisdale). Using an implant in his brain, they use him to carry out their plot. When Tom learns that the implant works only on grown-ups, he sees a chance to fight off the invaders -- but only if the adults are kept clueless.
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