Simon Says

Simon Says is a movie starring Crispin Glover, Margo Harshman, and Greg Cipes. The pothead Zack; the sweethearts Kate and Riff; the slut Vicky; and the spoiled Ashley travel by van to the backwoods to camp. They meet two strange...
Five college friends choose to spend their vacation debauching at the riverside. They find the perfect place to camp out, but end up crossing paths with twin brothers, Simon and Stanley. The twins then begins to knock off the campers in some extremely creative (and extremely gruesome) ways.