Taking A Gander: Cumulus AC KKPK/Colorado Springs morning co-host Aaron "Goose" Seller has joined the Bonneville KYGO/Denver morning show with Tracy Dixon and Guy David. “With the addition of "Goose" we now have all the pieces of what will be a great morning show for the Denver audience for years to come,” says PD John E. Kage. Seller spent 10 years at 'KPK and was at cross-town Top 40 KKMG before that.