Grumpus and Shivers react to the Most INSANE Water Slides In The WORLD! See more: @reactoryshorts3352 @grumpusreacts2855 @meatball3766 Subscribe for more of the Most INSANE Water Slides In The WORLD videos! We hope you're prepared for the Most INSANE Water Slides In The WORLD! In this funny reaction video, Grumpus and shivers react to the most insane water slides that will blow your mind from all over the world! Kally obviously hates all insane water slides, so she stayed home and let Grumpus and Shivers enjoy these clean funny videos! From the most extreme heights to the most beautiful water parks, this family friendly comedy episode has it all for anyone's theme park obsession! Be sure to watch to the end and let us know which part of our "Most INSANE Water Slides In The WORLD!" episode blew your mind the most! Videos we have watched recently: @BeastReacts - Insane Water Slides! youtube.com/watch?v=0XeYtTS4zJ8&t=1s @Caylus - MEGALODON vs. KING KONG In GTA 5.. (MODS...