AC/DC Opens The 2015 Grammys With A Flawless Rock 'N' Roll Performance!

Wow, what a fabulous way to open the Grammys!
Rock legends AC/DC delivered a killer performance of Highway to Hell and Rock or Bust.
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Considering the group has been around since 1973, we’re seriously impressed by their energy and rock ‘n’ roll prowess!
We especially loved how the crowd let loose to the band’s jams, like Paul McCartney!
So, do YOU think AC/DC should have opened the big event?