As the Wide Awake hitmaker performed her new single, Chained to the Rhythm, one unfortunate dancer suffered a painful fall while dressed as a house Eyes were fixed on Katy Perry ‘s Brit Awards performance for all the wrong reasons when a backing dancer spectacularly fell off the stage. The background performer, dressed as a house, stumbled off the stage as the Wide Awake hitmaker performed her new single, Chained to the Rhythm.