Karina and Ronald do the Twin Telepathy challenge with slime ingredients, to see if they can pick the same ingredients to make their awesome slime! Let us know who do you think won this challenge :)br br #TwinTelepathySlimebr br SIS vs BRO instagram @ sisvsbrokarinaronaldbr Karina has a new instagram @ kurzawakarinabr Ronald's new instagram @ ronaldkurzawabr br OUR MERCH: br br 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!!!br br Facebook: