Kim's stepfather, Bruce Jenner, threw a spider at her to see what would happen. Cue hysterical screaming as Kim ran through the house trying to escape the arachnid.
Later on, however, she managed to calm down and even acquired two small pet spiders, which she named Wilbur and Charlotte in a nod to E.B. White's classic tale, "Charlotte's Web."
Keep up with the family drama on "Keeping Up With the Kardashian" all season long, Sundays at 9 p.m. ET on E!.
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Take a look at Kim through the years.