https://archive.org/details/trick-or-treat-1986

Trick or Treat is a 1986 American supernatural slasher film directed by Charles Martin Smith in his directorial debut, and produced by De Laurentiis Entertainment Group.

A bullied teenage boy is devastated after the death of his heavy metal idol, Sammi Curr. But as Halloween night approaches, he discovers that he may be the only one who can stop Sammi from making a Satanic comeback from beyond the grave.

https://www.imdb.com/title/tt0092112/mediaviewer/rm3948492544/