Make Cait Sith a dog
Recolor Tifa's hair blonde
Replace Sephiroth's Masamune w/ a salami
Change Barret's artificial arm to an Iron Man arm
Replace Vincent's weapon with a paddleball
Change Yuffie's job class from Thief/Ninja to Bard/Dancer
Change the theme song to David Bowie's Changes
Change Red XIII's name to Maroon V
Replace Rufus Shinra w/ Rufus Wainwright
Replace Cloud as the main protagonist w/ Squall