Need an idea of how far Billy Corgan has fallen? Well, the Smashing Pumpkins singer a) is featured in this furniture commercial with the b) wrestling company he owns, and c) the jingle isn’t even a B-side from “Mellon Collie and the Infinite Sadness.” Like Jack White, Corgan has weird hobbies and tastes. Unlike Jack White, they’re lame weird hobbies.