Giving People Heart Attacks (Mannequin Scare Prank 4)Giving People Heart Attacks (Mannequin Scare Prank 4)Watch this video on YouTube Share this? Recommended For YouINDOOR TOY CAR RACE TRACK!Prank FlixPrank FlixGet the Apps? π±π» π₯οΈRelated Posts Parkour Street Rats – Movement Artists π¬π§Prank Flix DO NOT GET DUNKED INTO THE SNAKE TANK!Prank Flix WEARING 100 T-SHIRTS FOR A DAY!Prank Flix DONT Crawl Through the Wrong Mystery Box Tunnel!!Prank Flix Water Sliding through Impossible Shapes!!Prank Flix Cutting People’s Earphones, Then Giving Them Wireless Powerbeats EarphonesPrank FlixTags:4, Attacks, Giving, Heart, Mannequin, people, prank, scare