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Just when we thought it couldn’t get any worse for the “American Idol” judges, Nicki Minaj showed her a$$ in Charlotte, N.C. during auditions by cursing and threatening Mariah Carey…and it was caught on video!

A disagreement over an audition is rumored to have caused the dispute which caused production to shut down for the rest of the day.

Mariah later tweeted:

Courtesy of  TMZ