(CNN)

On Sunday’s episode of “Keeping Up with the Kardashians,” Kim chose to x-ray her butt in an effort to dispel “worldwide” rumors (of her own creation?) that her infamous backside was fake. Luckily, the humor of this act was not lost on Anderson Cooper. On Monday’s “AC360,” the Silver Fox reserved a spot on his regular “RidicuList” for both Kim and her rear. Watch his biting critique below:

See Why Kim Is Always The “Butt” Of The Joke:

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