Karina and Ronald use telepathy to try and figure out which slime ingredients the other person is choosing!!! Who do you think has better telepathy skills, and who do you think made a better slime? Was it Ronald's majestic snow sparkly slime, or Karina's birthday cake slime? Vote now!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: