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Download > Bart Simpson Megaphone Challenge!

Bart Simpson Megaphone Challenge! full video download hd hq Mp4, 720p

Movierulz : Thanks 23andme for sponsoring my video :) Get your own kit at https://www.23andme.com/BackyardIve always wondered what would happen if you lined up 10 megaphones in a row and yell into them, today I put that idea to the test! That literal feedback loop was crazy loud!Crash Zone - https://www.youtube.com/watch?v=_J-uK...kuam news - https://www.youtube.com/watch?v=EAqUe...A great resource on measuring sound & power - https://www.gcaudio.com/tips-tricks/t...High speed camera - Chronos 1.4