Disgusted by his father's collection of tacky lawn decorations, which include pink flamingoes and plastic skunks, Joe Burton is further upset when a pair of ugly gnomes are added and a number of strange incidents occur.
When his mischievous antics get so bad that his family is forced to move, Jay Gardner arrives in a new neighborhood where all of the houses have lawn gnomes and people are afraid to go out at night, a situation that leads to a horrific discovery.