Slash fans in Seattle were treated to a 'mini Guns 'N Roses reunion' Friday night when Duff McKagan popped up at the former's show at the Showbox SoDo.

Slash and Duff were last seen onstage together at the Rock and Roll Hall of Fame induction ceremony back in April, so needless to say, the crowd exploded when Duff hopped onstage to join Slash for a couple of Guns 'N Roses classics:

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