Shriek If You Know What I Did Last Friday the Thirteenth (2000)

Sinopsis

In this horror parody, a masked serial killer menaces the town of Bulimia Falls with various sharp objects. Attention-seeking television personality Hagitha Utslay is soon on the scene, reporting on the ever-growing body count. Former mall security guard Doughy shows up to protect the teenage population, but he's clearly not much help, allowing the murderer to pick off even more hapless kids as numerous scary movies are referenced.