When Eric and Jack are in the girls dorm room they are wearing one outfit, but when they talk to George Hamilton Feeny, the boys are wearing a different outfit, but when they are in the apartment with the girls they are in their first outfits.
The apartment door Mankind breaks down magically repairs itself by the end of the "wrestling" match.
Shawn claims that he and Cory traveled 100 miles to get Topanga's parents back together. The cities of Philadelphia and Pittsburgh are actually over 300 miles apart.