Tap Into the Breakthrough Artists at Decadence NYE 2017 in Downtown Denver The two day music event known as Decadence NYE 2017 is going to be lit like the Christmas tree at the Rockefeller Plaza. To celebrate this special live music occasion, we have compiled a list of breakthrough artists set to hit the stage at the Colorado Convention Center in downtown Denver. The daily schedule will be released the week of the event. Stream the latest music by Louis The Child, Tchami, and Galantis on YouTube. Pick up tickets for Decadence NYE 2017 Denver via the event's main ticket outlet.