Date: July 28
Location: Detroit

We all slip sometimes. Nobody's perfect. But dude, you can't mess up the lyrics to "Lose Yourself" in the city that worships Eminem. Especially on the first bar. Bieber was trying to give a nod to Eminem when he mistakenly rapped, "His palms are heavy" instead of the correct lyric, "His palms are sweaty." B-Rabbit would not approve.

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