Gate 2: The Trespassers (1990)

IMDB
Genre : Fantasy, Horror, Comedy
TRAILER
Director : Tibor Takács
Stars : Louis Tripp, Simon Reynolds, James Villemaire, Pamela Adlon
Plot : Four teens summon forth a diminuitive, demonic minion from The Other Side to do their bidding and grant their wishes, but of course, they must all ultimately pay the price...