This list will make you second guess your "Mean Girls" knowledge BIG TIME. Did you catch these hidden details in "Mean Girls"? If you did, that's so fetch. But if you didn't, stay tuned for the small or hidden details that it can be easy to overlook in the popular film, “Mean Girls.” What if she DOES even go here?! Join MsMojo as we countdown our picks for the Top 10 Hidden Details in Mean Girls You Never Noticed.