REAL vs PRANK SLIME CHALLENGE!!! Who is The PRETTIEST? w/ Ronald 2 days ago   23:12

We are doing Real vs Prank Slime Challenge. Whoever can pick the real slime ingredients over the look-alike pranks is going to be the ultimate slime champion. Let's see if Karina or Ronald know their slime ingredients better!

#SlimeChallenge #SISvsBRO #FakeVsReal

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


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!!!

Music from Epidemic Sound

Comments 23153 Comments

Ramniwas Singh
Wastage of magical liquid
N Channel
For the glow in the dark glues you turn off the lights if it glows, then that means that it’s the real glue
coney macalawa
Can I have a like because it's my birthday 😭
coney macalawa
Karina is 100000000000% artistic😛😝😝😝
coney macalawa
Karina is 10000000000 artistic😋😝😝😝
sheryll abejuela-oseo
Can i have a likes cause its my birthday today
Kim Eng Gan
Are u in malaysia and is this in 6-1-2019
Summer Adams
I love karina❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️💕💕
James' Toy Takeover
wow guys you really know your slime, like slime Doctors!
Eujen Joseph Vargas
cheater karina
Maria Markuss
Good videos sis vs bro
Eliana Palavicini
Như Gia
I live in Canada
Ed C
This is Eeyore🐶
Alishawney Dennison
I love slime so much I love how you guys make slime on Shawney
princess sharon javier
winner is karina
Danika Tatana
When you guys said smell test I had food in front of me and then I started smelling because you said smell test
Chloe Wilson
Karina is goona win
CHLOE kurk
Rong ald
Hannah Guyer
I thought Ronald was going to win but I was wrong good job
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Who is The PRETTIEST? w/ Ronald REAL vs PRANK SLIME CHALLENGE!!! 2 days ago   26:53

We are dressing up in fabulous clothing, yeah!!! Let's play Fashion Frenzy with Ronald.

My Dad's gaming channel is Freddy:

My Brother's gaming channel is RonaldOMG:

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