Sky Ferreira Shares Unreleased Cover of David Bowie's 'All the Madmen'

Yesterday would've been David Bowie's 74th birthday, and while a star-studded lineup celebrated by performing covers during the "Bowie Celebration: Just For One Day!" livestream, Sky Ferreira decided to share her own on Instagram. The pop singer posted her previously unreleased rendition of the Thin White Duke's 1970 track "All the Madmen," informing…