There are a lot of impalements on this list. It's only natural to wonder whether any of these promiscuous victims die in flagrante delicto with the boyfriend in a double impalement. And the answer is yes; Sandra and her boyfriend Jeff have their lovemaking rudely interrupted when Jason Voorhees puts a spear through them both. Shish kebab anyone?
Marta Kober as Sandra Dier in Friday the 13th Part 2 (1981)