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Justin Bieber looks as though he wants to start a feud with American rock duo, The Black Keys after tweeting that the drummer, Patrick Carney, 'should be slapped around' for dismissing Bieber's Grammy hopes.
Unfortunately for the pip-squeak pop star, The Black Keys are notorious for saying what's on their minds and they certainly won't be backing down for the 18-year-old singer.
Between them, Dan Auerbach and Patrick Carney have a past of seemingly attempting to p*** people off including the likes of Black Sabbath, Nickleback, Van Halen and Spotify.
We think Bieber may have to wave the white flag on this one. Here's our gallery of the best Black Keys insults from 'rock 'n' roll is dying because people became OK with Nickleback' to the short but sweet 'everybody's an idiot'.
