Watch: Kim Kardashian Steps Out With Lewis Hamilton in Tokyo Amid Dating RumorsKim Kardashian and Lewis Hamilton might have the formula for a racing romance. Months after sparking dating rumors, the Kardashians star and the seven-time Formula 1 champion seemingly went Instagram official. In an Instagram video shared by Lewis, 41, April 6, he raced through the streets of Tokyo in a red Ferrari car. As he drifted the vehicle, Kim, 45, was revealed to be sitting in the front passenger seat.