...Heh, I just thought of one.
Spiderman 3 is one of those movies that barely makes any sense, and it would be really easy to make fun of.
"Meanwhile, fat wussy guy was walking through the desert when he suddenly flew into a top secret base on accident and got zapped into a BAJILLION pieces and he became SAND MAN."
firemaker60
I really think that you should do the Fantastic Four: Da Fandabic Ford. You could start off like, "One day in space, five guys were floating around when... BOOM! They were hit by a cloud of Cosmic Dust!