Unknown Person
In 2 titles on Horrorometer
As Cast

Several teenagers in a small-town in Colorado concoct a July 4th prank based on a frightening legend that goes awry when their friend ends up accidentally killed; however, the teens agree to keep their involvement a secret from the authorities, who continue to search for the man who apparently killed their friend. A year later, with the July 4th celebration coming up again, the teenagers realize that they're being stalked by someone who clearly intends on keeping the horrible legend alive by killing them off.
I'll Always Know What You Did Last Summer

After lying in a coma for a year, Michael Myers awakens and stalks his way back to his small hometown in Illinois, intent on killing his niece, Jamie, who has been confined to a mental institution since his last attempt to slay her.