Photo: Chad FahnestockSmashing PumpkinsFriday, December 6, 2008Ogden TheatreBetter than: the band's Red Rocks show last year.Smashing Pumpkins frontman Billy Corgan said he the stomach flu the day before Friday's show, but it didn't stop the guy from soldiering through nearly three hours of new songs, hits, obscurities, solo acoustic cuts, covers and psych-rock jams during the band's stop in Denver on its 20th anniversary tour.