nick: but on a mountain in his hometown of tignes, france, guerlain is attempting his scariest feat ever: to break the world's longest car jump record of 332 feet. guerlain: it's gonna be okay. i just need to do it. nick: after months of meticulous planning and preparation, including successful but shorter trial jumps, it's go time, baby. guerlain: my family was there, my newborn baby was there. and my wife was watching me. nick: a whopping 40