Britney Spears' cousin and personal assistant Alli Sims has slammed Sarah Silverman’s opening remarks at the MTV Video Music Awards as "mean," US weekly reports

“Have you seen Britney’s kids? Oh my god, they are the most adorable mistakes you will ever see!� Silverman said at the VMA’s. “They are as cute as the hairless vagina they came out of.�

When Sims was making a grocery run for the 25-year-old pop star on Wednesday, photographers asked if she had anything to say to the razor-tongued comic. “What about Sarah Silverman?� a paparazzo asked. “Do you have anything to say to her?�

“She’s mean…MEAN,� Sims replied. “She’ll have kids one day and she won’t appreciate that crap.�