TRY NOT TO LAUGH CHALLENGE #4

Brothers trying / review and watch the try not to laugh challenge or the try not to smile or grin challenge. Lots of people say this challenge is and impossible version is the hardest of all time. this is a completion of funny lol videos and vines where we try not to end up laughing at the crazy fails of the month and vines. markiplier and fine brothers entertainment react channel and this reaction is with collins key and his brother, some say they look like twins (we don’t think so) haha. enjoy this impossible challenge and play along like a lets play video. Top 10 We are LIKING YOUR PICS ON INSTAGRAM!!! Just Follow us, Turn on POST NOTIFACATIONS and Like our recent posts!! CLICK HERE: Collins: https://www.instagram.com/collinskey/ Devan: https://www.instagram.com/devankey/ TRY NOT TO LAUGH CHALLENGE #3 https://www.youtube.com/watch?v=_jXjPHnJXiA DEVAN'S LINKS: Twitter: http://bit.ly/Ye3fa0 Insta: http://bit.ly/1wMSMyu Snapchat: DevanKeyy Musical.ly: DevanKey2 TRY NOT TO LAUGH CHALLENGE #3 https://www.youtube.com/watch?v=_jXjPHnJXiA 10,000 POUNDS OF OOBLECK IN BATH CHALLENGE! https://www.youtube.com/watch?v=M6T0stw9Xc0&t=17s TRY NOT TO LAUGH CHALLENGE https://www.youtube.com/watch?v=UYBOBYHs8QE SOUREST DRINK IN THE WORLD CHALLENGE!! Warheads, Toxic Waste Smoothie https://www.youtube.com/watch?v=noiwb5CIxYU&t=7s Pranking YouTubers with The Chainsmokers 'Closer' Song Lyrics | Collins Key https://www.youtube.com/watch?v=pf13rEkydk4 ?KEYPER SQUAD?: Please help me TRANSLATE this Try Not To Laugh video, and you'll GET CREDIT BELOW! Click Here: http://www.youtube.com/timedtext_video?v=HHs8fGC5WF8&ref=share