The Pumpkin Karver

The Pumpkin Karver is a 2006 slasher film written by Robert Mann and Sheldon Silverstein, produced by Sheldon Silverstein and directed by Robert Mann, it stars Amy Weber, Minka Kelly, Terrence Evans and Charity Shea.

At night, Rachel has sex in her van with Lances friend, A.J, but he leaves angrily after Rachel hits him. Rachel goes looking for A.J, but when she doesnt find him, goes back to her van. However, shes attacked, by a supposed Alec, who carves her face.Later, Brian reveals to Tammy that Lance is being a dick. I mean, I know hes always been a dick, but he went too far this time. Shortly after Tammy leaves, Brian is attacked by a killer, who makes him walk backward, making Brian impale himself with an electric drill. ........

Source: Wikipedia