In this crazy prank video, we take the group slapping prank to the next level! We prank people by having a group of people slap them all at once. It's hilarious and unexpected, and the reactions are priceless!br br Group Slapping Prank Part 2:     • Group Slapping Prank (...  ​br Group Slapping Pranks Part 3:     • Group Slapping Prank (...