Article Photos: Spotify's Top 10 most viral tracks



FILE - In this Dec. 1, 2012 file photo, Zach Filkins, left, and Ryan Tedder of the band OneRepublic perform at KIIS FM's Jingle Ball at Nokia Theatre LA Live in Los Angeles. (Photo by Chris Pizzello/Invision/AP)

FILE - In this Dec. 1, 2012 file photo, Zach Filkins, left, and Ryan Tedder of the band OneRepublic perform at KIIS FM's Jingle Ball at Nokia Theatre LA Live in Los Angeles. (Photo by Chris Pizzello/Invision/AP)