Rudy's death scene, in which he is pinned to a door with knives, is a reference to Bob's death in the original Halloween. See more...
Popular blog posts:
Other great sites
Halloween: Resurrection (2002) - 10 mistakes
For the sake of continuity, Halloween 3, 4, 5, and 6 were disregarded before Halloween: H20 (mainly because Laurie was said to have died). As such, references to those films aren't relevant.