Big name artists on the bill included Bassnectar, The Chainsmokers, Griz, Marshmello and more. (Seth McConnell, The Know)

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The Colorado Convention Center was transformed into two nights of Decadence on New Year’s Eve weekend, an extravagant dance celebration to close 2016. A fan closes his eyes and takes in the music as Sean Tyas performs during Decadence at the Colorado Convention Center in Denver, Colorado on December 30, 2016.