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MYSTERY BOX SLIME SWITCH-UP CHALLENGE!!!

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Published on Jul 14, 2018

SIS vs Bro instagram @ karina_vs_ronald
Karina has a new instagram @ kurzawa_karina
Ronald's new instagram @ ronaldkurzawa

We are doing the Mystery Box challenge with SLIME ingredients... Who do you think will make a better slime?!? We are keeping or switching ingredients from mystery boxes and Ronald really needs Activator!!! Let's see if he and Karina can make an awesome slime...

SIS vs BRO instagram @ sisvsbro_karina_ronald
Karina has a new instagram @ kurzawa_karina
Ronald's new instagram @ ronaldkurzawa

OUR MERCH: https://www.sisvsbro.com

Welcome to SIS vs BRO! This is where Karina and Ronald join forces to challenge each other in countless fun videos! Challenges, gaming, and more!!! Be sure to SUBSCRIBE and we will see you in the next video!!!

Facebook: https://www.facebook.com/karinavsronald/

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