Rebecca Black, best known for her viral hit "Friday," is the latest celebrity to face backlash over past inappropriate behavior.
Over the weekend, a video of Black, now 23, and YouTube star Shane Dawson from several years ago resurfaced, featuring the two of them laughing while referencing the Holocaust.
In the clip, Dawson, now 31, holds up a piece of paper with "The Holocaust" written on it and tells Black, who was 16 at the time, to act it out so that he can guess what's on the paper.
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