Sam Smith, Miley Cyrus to perform Elton John tribute show

In this March 25, 2017 file photo, Elton John arrives at Elton John's 70th Birthday and 50-Year Songwriting Partnership with Bernie Taupin celebration in Los Angeles. Sam Smith, Miley Cyrus and Coldplaya sA - A s Chris Martin are set to honor Elton John at a tribute concert.