Billy Corgan (Smashing Pumpkins) recently appeared on WGN in Chicago and performed “Processional” off his album “Ogilala,” as well as a duet of “Christmas Dreaming” with Jenniffer Weigel. You can see footage of that, along with an interview at wgntv.com. https://www.instagram.com/p/BdDIQuIDG_X/