Mark Rober Creates Best Birthday Party Ever, Breaks World Record 2:26
Mark Rober is no stranger to the extreme. This time, he took months to create the best birthday party ever for 13-year-old cancer surivior Fletcher. The party had it all: lots of elephant toothpaste experiments, a bubble pit, fire tornado, and fire bubbles! The biggest surprise was that Fletcher got to break the world record with Mark for the World's Largest Devil's Toothpaste Explosion!