Kylie Jenner discussed her theory that the Kardashian-Jenner children were born in pairs during an interview for Harper's BAZAAR's March 2020 issue.The Kylie Cosmetics founder explained, "Everyone had their own partner."Of her relationship with sister Kendall, Kylie said, "We had a close bond, but we are definitely polar opposites."Kylie Jenner grew up on reality TV, surrounded by her grown up siblings who were already celebrities.