Billy Corgan is promoting an expanded orchestral tour of The Smashing Pumpkins' Mellon Collie and the Infinite Sadness, while also announcing the upcoming release of over 60 previously unreleased songs by his side project Zwan. He has shared anecdotes about his encounters with artists like Robert Smith, Stevie Nicks, and Courtney Love, and expressed enthusiasm for performing at the Sphere in Las Vegas.