Happy birthday to System of a Down singer Serj Tankian, who turns 44 years old today (Aug. 21). After an extended hiatus, SOAD are back on the concert circuit and playing sold-out gigs throughout the world. With his operatic voice, Tankian is responsible for vocal tracks on some of the most memorable hard-rock songs to be released in the last 15 years. In celebration of Tankian's birthday, Loudwire offers the following look at Five Awesome System of a Down Live Videos:

  • 5


    2 $ Bill Show, NYC, 2005
  • 4


    Summer Sanitarium, 2000
  • 3


    Astoria, London, 2005
  • 2


    MTV European Music Awards, 2005
  • 1

    'Chop Suey'

    Rock Am Ring, Germany, 2011