The 80-year-old joked about the seven-month-old North as part of her latest stand-up comedy. According to radaronline.com, Rivers told her audience: ‘That baby is ugly...I’ve never seen a six-month-old so desperately in need of a waxing.’ When Kim first revealed a photo of her child on social media in mid-December, she was inundated by comments that she had waxed the baby’s perfectly groomed brows.