Bloody Sundae(2009)

A vampire fan-girl, lost in the woods and searching for a Dairy Queen, stumbles across a cannibal whom she excitedly mistakes for a vampire. Flabbergasted, the cannibal decides to play along with the fan-girl's delusions by claiming he is a vampire and inviting her to his cabin, where he plans on killing and eating her. The fan-girl, none the wiser, excitedly accepts.