Lewis Hamilton, you're not as sneaky as you think you are! On Instagram Monday, you might've seen the new video featuring Kim Kardashian and her sisters Khloé Kardashian and Kylie Jenner. They're all giggles as they try to do the TikTok "Titanic challenge". If you haven't heard about the challenge, it's basically where you lie on the floor while your partner grabs your hands, and you attempt to flip over while balancing on their thighs and hips.