The most famous song by the Smashing Pumpkins, the mid 1990s most famous rock band, is "Bullet With Butterfly Wings". Everyone's heard it, and everyone has always thought the lyrics groaned by morose Pumpkins singer Billy Corgan were about the usual 90s topics: depression, anomie, loneliness, and apathy.
BUT! Over at r/shittyfantheories, Reddit user Iamnotbroke has published an extremely convincing close read of the song's lyrics, and come to an entirely unexpected conclusion: Bullet With Butterfly Wings is actually about Super Mario.
What follows are the lyrics to the song (set off in quotations), annotated with Iamnotbroke's theory.
Decide for yourself.