Sia Ditches Her Disguise to Perform Gospel Version of ‘Elastic Heart’ at Kanye West’s Sunday Service Sia Ditches Her Disguise to Perform Gospel Version of ‘Elastic Heart’ at Kanye West’s Sunday Service | Entertainment Tonight arrow-left-mobilearrow leftarrow-right-mobilearrow rightGroup 7Gallery Icon Copy 2Video Play Button Copy 5Hamburger MenuInstagramTwitterYoutubeShare Button7C858890-6955-48EA-B871-66CE1E33590CVideo-Playbutton Copy Skip to main content Let’s block ads! (Why?) News