Last week brought us the Smashing Pumpkins' "G.L.O.W." (the non-wrestling version). This week Billy Corgan's talking about the 20th Anniversary tour that launches on Halloween and, as he told Spinner, the Pumpkins "treated ... as a special one-time event," e.g. "we have horns, a violin player and we're playing a lot of songs we wouldn't normally play." There's also a ...