4) At 16-years-old he made waves with his Remix of Christina Aguilera's 'Your Body'. This image appears in the gallery:15 Things You Need To Know About Martin Garrix 4. 4) At 16-years-old he made waves with his Remix of Christina Aguilera's 'Your Body'. 15 images See the full gallery: 15 Things You Need To Know About Martin Garrix