This is the real life Superman – a circus performer with jaws so strong he can pull cars with his TEETH. See SWNS story SWMOUTH: ‘Mouth of Steel’ Igor Zaripov is officially recognised as having the strongest jaws in the world, having smashed three world records with his gnashers. On days where he performs feats of strength with his mouth, Russian-born Igor, who now lives in Las Vegas, speaks only his mother tongue, because he reckons it makes his jaws more powerful. He said: “When I do my stunts, I only speak Russian.