The Backyard Scientist Yells Through 10 Lined Up Megaphones to Recreate Bart Simpson’s Prank

Kevin Kohler (“The Backyard Scientist”) lined up 10 megaphones and yelled through the end megaphone, just like Bart Simpson did in “The Secret War of Lisa Simpson” episode of The Simpsons, to see if he could recreate Bart’s huge shock wave prank that blasted throughout the city Springfield.