German Daredevil Breaks World Record With Perilous Slacklining Stunt: VIDEO Jake Folsom September 22, 2014 Got a case of the Monday blahs? This will get your blood pumping. At just 21 years old, German daredevil Julian Mittermaier has broken a world record … [Read more...] about German Daredevil Breaks World Record With Perilous Slacklining Stunt: VIDEO