September 10, 2014 10:12 AM EDT

Justin Bieber’s surprise appearance on CBS’s Fashion Rocks live concert and charity fundraiser on Tuesday night was evidently not a welcome one, as the 20-year-old was booed as he took the stage.

In hopes of winning the crowd over, J-Beebs stripped down to his Calvin Klein boxer briefs. He then proceeded to bite his lower lip as he thrust his hips forward, which only made the crowd boo louder. It probably was not the reception he was hoping for.

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