This major key cover of "Smells Like Teen Spirit" turns a dismal classic into cheerful pop-rock pablum

The internet is in no way lacking in key-change covers of popular songs, as has probably been definitively proven by any number of attempts to grunge-up “Happy Birthday” by shifting it into a minor key. Still, it’s not every day that someone goes out of their way to really ruin a classic by shifting its tone, as…