Learn 10 genius ways how to prank your friends for 24 hours straight in this funny prank wars challenge featuring the best swimming pool vs insane car pranks. Try not to laugh as my brother surprises me at the end by pranking me back. GET OUR NEW TOYS, GAMES & CHALLENGES HERE: walmart.com/browse/toys/collins-key/4171_7144110_2187294 Last time, brothers (not twins) the key bros competed in a do it yourself competition to see who could sneak the most candy into the movies while overcoming crazy obstacles like a scary cinema movie theater guard dog, a fake pregnancy baby bump filled with the sourest gummy vs real food and chocolate, and a giant life size mystery wheel. Today there is the ultimate bushman mannequin scare prank, pigment filled target tennis balls, a diy coke and mentos food experiment, millions of Amazon ball pit balls and packing peanuts, an epic Walmart teddy bear prank, a kraft mac n cheese disguised as orange Gatorade revenge prank, a post it note car pran...