Kanye West debuted the official version of “All Day” Wednesday at the 2015 Brit Awards following the leak of numerous rough versions of the song since last August.

After Kim Kardashian-West presented the Global Success Award to Sam Smith, posing for a selfie with the show’s hosts Ant and Dec and demanding that…

Source: RollingStone
Link: Watch Kanye West Debut Fiery 'All Day' at BRIT Awards