The Weeknd's 'Blinding Lights' - Billboard's No. 1 song of all time

The Weeknd's 'Blinding Lights' is the new No. 1 song on Billboard's Greatest Songs of all Time Hot 100 Chart. Billboard talked to The Weeknd and his collaborators to see how they made history. "There was nothing we had heard like that before from Abel" - Monte Lipman of Republic Records says. Yep, it was something different.