Karina and Ronald Slime On YouTube - Search Videos

OREO SMOOTHIE CHALLENGE!!!!!

YouTubeSIS vs BRO

OREO SMOOTHIE CHALLENGE!!!!!

Spain is full of Oreos we haven't ever seen!!! So we decided to do ULTIMATE OREO SMOOTHIE CHALLENGE!!!!! Literally the BEST!!!!! Who agrees??? Subscribe to SIS vs BRO - http://bit.ly/sisvsbro https://www.instagram.com/sisvsbro_karina_ronald/ Subscribe to Karina - http://bit.ly/karinagamer Subscribe to Ronald - http://bit.ly/ronaldomg Subscribe ...

14.3M viewsSep 16, 2017

Karina and Ronald Pranks

Exploading Ronald!

Exploading Ronald!

YouTubeGamerGirl

9M viewsJul 31, 2018

POKEMON Rare EX Trading Cards

POKEMON Rare EX Trading Cards

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Minecraft Birthday Party

Minecraft Birthday Party

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12.6M viewsApr 4, 2017

Top videos

MAKING SLIME BLINDFOLDED!!!

MAKING SLIME BLINDFOLDED!!!

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25.8M viewsDec 16, 2018

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35.9M viewsFeb 18, 2017

GUMMY vs REAL FOOD 4!!!

GUMMY vs REAL FOOD 4!!!

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60.1M viewsMay 28, 2017

Karina and Ronald Challenges

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Don't Choose the Wrong Glove Slime Challenge!!!

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Twin Telepathy Slime Challenge!!!!!

Twin Telepathy Slime Challenge!!!!!

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MYSTERY WHEEL OF SLIME GLOVES CHALLENGE!!!

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MAKING SLIME BLINDFOLDED!!!

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GUMMY vs REAL FOOD 4!!!

GUMMY vs REAL FOOD 4!!!

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3 COLOR TIE DYE CHALLENGE!!!!!

3 COLOR TIE DYE CHALLENGE!!!!!

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Karina's Master Bedroom Tour

Karina's Master Bedroom Tour

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Who Knows Karina Better???

Who Knows Karina Better???

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DON'T PRESS THE WRONG BUTTON SLIME CHALLENGE!

DON'T PRESS THE WRONG BUTTON SLIME CHALLENGE!

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10 VIRAL SLIMES TESTED!

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Winter Break Morning Routine

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3 MARKER CHALLENGE w/ my BFFs!!!

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VANILLA vs. CHOCOLATE CAKE CHALLENGE!

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Twin Telepathy Slime Challenge!!!!!

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3 Colors of Glue Slime Challenge! PART 2!!!

15.2M viewsMay 24, 2018

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Twin Telepathy Milkshake Challenge ! !

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25 Things You Didn't Know About SIS vs BRO!!!

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GUMMY vs CHOCOLATE Food Challenge!!!

18.9M viewsDec 6, 2017

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HOW TO MAKE SUPER CRUNCHY SLIME!

4.8M viewsAug 19, 2017

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Tie Dye Backpack Challenge!

19.9M viewsJul 4, 2018

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Painting Each Other Challenge!

13.1M viewsSep 29, 2019

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SQUISHY FOOD vs REAL FOOD Challenge!!!

10.8M viewsDec 3, 2017

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SIRI Picks Our Slime Ingredients Challenge!!!

35.5M viewsOct 21, 2018

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Twin Telepathy Christmas Present Challenge!

10M viewsDec 7, 2018

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Who Knows Ronald Better?!? KARINA vs DAD

17.7M viewsMay 31, 2018

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KARINA AND RONALD TEACH ME MINECRAFT

8.3M viewsJun 18, 2019

Making Slime in a BLENDER

14.9M viewsSep 19, 2018

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Karina Says YES to Ronald for 24 HOURS!

27.1M viewsJun 8, 2019

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17M viewsMay 10, 2018

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3 Colors of Glue Slime Challenge!!!

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Being Mean to Karina for 24 Hours

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