SIS vs BRO
SIS vs BRO
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  • Katılım 3 Mar 2016
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!!!
SIS vs BRO instagram @ sisvsbro_karina_ronald
Karina has a new instagram @ kurzawa_karina
Ronald's new instagram @ ronaldkurzawa
OUR MERCH: www.sisvsbro.com
Fan Mail address: coming soon...

Video
Shopping for Our Baby Sister Challenge!!!
Shopping for Our Baby Sister Challenge!!!
4 gün önce
We are going shopping for our baby sister! Our mom is pregnant and we'll be getting a new baby sister this summer!!! The challenge is to buy 10 items that we ...
REAL vs PRANK SLIME CHALLENGE!!!
REAL vs PRANK SLIME CHALLENGE!!!
12 gün önce
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.
What We Got For Christmas!!!
What We Got For Christmas!!!
21 gün önce
We are showing you what we got for Christmas!!! Here are all the presents (well most) we got for Christmas :) Comment down below what presents you got for ...
Our Mom is Pregnant!!!!
Our Mom is Pregnant!!!!
23 gün önce
We are going to have a sibling!!! Our parents surprised us with a baby announcement, and today we'll show you how we found out and also do a gender reveal.
BLINDFOLDED SLIME PRANK CHALLENGE GONE WRONG!!!
BLINDFOLDED SLIME PRANK CHALLENGE GONE WRONG!!!
27 gün önce
I'm making a slime prank challenge on Ronald!!! I think he was cheating in the last video so I'll pretend to be doing a Blindfolded Slime Challenge, but I'll take my ...
MAKING SLIME BLINDFOLDED!!!
MAKING SLIME BLINDFOLDED!!!
Aylar önce
We are making slime challenge with blindfolds! Who do you think won the challenge? Karina or Ronald? #SlimeChallenge #SISvsBRO #BlindfoldedSlime SIS ...
MORNING ROUTINE!!! SCHOOL DAY vs WEEKEND
MORNING ROUTINE!!! SCHOOL DAY vs WEEKEND
Aylar önce
Our morning routine School Day vs Weekend! Are you a morning person who loves to get up early on weekends? We are showing our typical morning routines ...
Twin Telepathy Christmas Present Challenge!
Twin Telepathy Christmas Present Challenge!
Aylar önce
We are using our twin-telepathy skills (or luck?) to guess which present the other person picked. Who guess it correctly gets to keep the present!!!! Who will get ...
Don't Choose the Wrong Snack Slime Challenge!
Don't Choose the Wrong Snack Slime Challenge!
Aylar önce
Don't choose the wrong SNACK slime challenge!! Oh Yes, a snack! We have bunch of snacks that have hidden slime ingredients! Lets hope we choose the right ...
Mystery Wheel of DUMP IT Slime Challenge!!!
Mystery Wheel of DUMP IT Slime Challenge!!!
Aylar önce
Mystery Wheel of Dump it Slime Challenge!! Oh Yes!!! If we get DUMP IT on the mystery wheel then we have to dump all the slime ingredients into other person's ...
Mystery Box of Outfit Switch-Up Challenge!!!
Mystery Box of Outfit Switch-Up Challenge!!!
2 aylar önce
We have to choose our outfit pieces from mystery boxes, one person peeks into the mystery box, and the other person has to decide if they want to ...
Don't Choose the Wrong Soap Slime Challenge!!!
Don't Choose the Wrong Soap Slime Challenge!!!
2 aylar önce
Don't choose the wrong soap or hand lotion, and make sure you have activator!!! Without activator, you'll end up with goo instead of awesome slime :) We are ...
Going to PHILIPPINES
Going to PHILIPPINES
2 aylar önce
We are flying to the Philippines in business class. We LOVE you guys!!! SIS vs BRO instagram @ sisvsbro_karina_ronald Karina has a new instagram ...
Our Kitten Goes to Cat Hotel for the First Time!!!!
Our Kitten Goes to Cat Hotel for the First Time!!!!
2 aylar önce
We are taking our kitten to the 5 Star Cat Hotel! Is the cat going to like his hotel and will he remember us after 2 weeks?!? Let us know if you think George and ...
Don't Choose the Wrong Shampoo Slime Challenge!!!
Don't Choose the Wrong Shampoo Slime Challenge!!!
2 aylar önce
Don't choose the wrong shampoo, or your slime will be spoiled!!! We are sensing which mystery shampoo bottle has the best ingredients for our slime! With a bit ...
Dad Said YES to EVERYTHING Kids Want For 24 Hours
Dad Said YES to EVERYTHING Kids Want For 24 Hours
2 aylar önce
Saying YES to everything kids want for 24 hours!!! Crazy 24 hour 'YES' challenge with Karina and Ronald. You must watch and see what things Dad has to say ...
SIRI Picks Our Slime Ingredients Challenge!!!
SIRI Picks Our Slime Ingredients Challenge!!!
2 aylar önce
Siri picks our slime ingredients! Who do you think will end up with a better slime? Karina or Ronald? #siripicksourslime #slimechallenge SIS vs BRO instagram ...
Twin Telepathy Milkshake Challenge!!
Twin Telepathy Milkshake Challenge!!
3 aylar önce
Twin Telepathy Milkshake Challenge!!!!! We are using our telepathy skills (or luck?) to guess what ingredients the other person chose! The winner of the ...
No Bowl, No Spoon Slime Challenge!!!
No Bowl, No Spoon Slime Challenge!!!
3 aylar önce
No Bowl or No Spoon Slime Challenge! Can we do it? We are using our mystery wheel to pick slime ingredients and then dump them on a table to mix with our ...
25 Things You Didn't Know About SIS vs BRO!!!
25 Things You Didn't Know About SIS vs BRO!!!
3 aylar önce
Watch to the end if you are a SUPER FAN!!!! Here are 25 things you did not know about SIS vs BRO! We'll let you on some of our secrets, and reveal 25 things ...
Wearing Our Parents Clothes for 3 days!!!
Wearing Our Parents Clothes for 3 days!!!
3 aylar önce
This is an ad for PopJam. Download PopJam for FREE by clicking on the following link: download.popjam.com/id/52222 . PopJam is available on the App ...
Testing Cat Toys on our Cats!!!!
Testing Cat Toys on our Cats!!!!
3 aylar önce
We are testing cat toys on our cats! Now we have a new kitten in our house so we need more toys!!! Comment down below which toy is the best! Do you have a ...
Our Cats Pick Our Slime Ingredients Challenge!!!
Our Cats Pick Our Slime Ingredients Challenge!!!
3 aylar önce
Our kittens pick our slime ingredients!!! This is a crazy challenge!! Comment down below who won the slime challenge! And leave a like for the cats for making ...
Twin Telepathy Cake Challenge!!!
Twin Telepathy Cake Challenge!!!
3 aylar önce
Siblings use their telepathy to pick cake ingredients. If they guess what the other person picked, they get a point!!! Winner gets to try the delicious cake, and the ...
SIS vs BRO House Tour!
SIS vs BRO House Tour!
3 aylar önce
We are finally doing our house tour of our new house with all the updates since last house tour and we will show you our recording studio where we record our ...
Making Slime in a BLENDER
Making Slime in a BLENDER
4 aylar önce
Karina and Ronald make slime in a blender. They use mystery wheel to pick slime ingredients and then dump them into a blender to mix. Who has better luck ...
Twin Telepathy Slime Challenge!!!
Twin Telepathy Slime Challenge!!!
4 aylar önce
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 ...
Twin Telepathy Slime Challenge!!!!!
Twin Telepathy Slime Challenge!!!!!
4 aylar önce
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!
Find Your Slime Ingredients Challenge!
Find Your Slime Ingredients Challenge!
4 aylar önce
Karina and Ronald search around the backyard for slime ingredients hidden in the gloves in 5 minutes! They are seeking the hidden gloves to mix their slime!
Meet Our New Kitten!!!!!
Meet Our New Kitten!!!!!
4 aylar önce
This our new kitten! He doesn't have a name yet!! What should we call him? He is the sweetest little guy that likes to cuddle and play all day! Keep your fingers ...
Mystery Box of Back to School Switch-Up Challenge!!! Part 2
Mystery Box of Back to School Switch-Up Challenge!!! Part 2
4 aylar önce
Its back-to-school and Karina and Ronald unbox their school supplies from mystery boxes. They take a little peek at the item and the other person has to decide ...
Catching Poop with our Dad Challenge!
Catching Poop with our Dad Challenge!
4 aylar önce
Ad Thanks to Mattel for sponsoring this video. Click here to learn more: www.amazon.com/dp/B079KDNLQZ/ Karina, Ronald and Dad are catching Poop ...
Don't Choose the Wrong Glove Slime Challenge!!!
Don't Choose the Wrong Glove Slime Challenge!!!
4 aylar önce
Karina and Ronald make slime with Gloves, choosing ingredients from mystery Gloves not knowing what is inside them!!! Vote below who won the challenge ...
Mystery Box of Back to School Switch-Up Challenge!!!
Mystery Box of Back to School Switch-Up Challenge!!!
5 aylar önce
Mystery Box of Back to School Supplies Challenge with a Switch-up twist!!! The Back to School season is on!! Let us know which is your favorite item for school ...
MYSTERY BOX of SLIME GLOVES CHALLENGE!!!
MYSTERY BOX of SLIME GLOVES CHALLENGE!!!
5 aylar önce
Karina and Ronald make slime by picking ingredients from gloves inside mystery boxes. They can keep-or-switch and comment down below who made a better ...
MYSTERY WHEEL OF SLIME GLOVES CHALLENGE!!!
MYSTERY WHEEL OF SLIME GLOVES CHALLENGE!!!
5 aylar önce
Karina and Ronald use gloves to make slime, and spin the mystery wheel to pick their slime ingredients from gloves!!! Watch how they snip gloves to get their ...
Last Thing on Our iPhone X!!!
Last Thing on Our iPhone X!!!
5 aylar önce
We are showing the last thing on our iPhone X!!!! What's the last photo we took and what's the last message we sent!!! SIS vs BRO instagram ...
Switching Clothes with my Brother!!!!  part 2
Switching Clothes with my Brother!!!! part 2
5 aylar önce
Part 2 of Switching Clothes with my Brother!!!! We are wearing each others clothes for one week!!!!!! This is the longest challenge we ever made! SIS vs BRO ...
Switching Clothes with my Brother!!!!
Switching Clothes with my Brother!!!!
5 aylar önce
Switching Clothes with my Brother!!!! We are wearing each others clothes for one week!!!!!! This is the longest challenge we ever made! SIS vs BRO instagram ...
3 COLOR OF HAIR DYE CHALLENGE!!!
3 COLOR OF HAIR DYE CHALLENGE!!!
6 aylar önce
SIS vs Bro instagram @ karina_vs_ronald Karina has a new instagram @ kurzawa_karina Ronald's new instagram @ ronaldkurzawa This is a crazy challenge ...
MYSTERY BOX SLIME SWITCH-UP CHALLENGE!!!
MYSTERY BOX SLIME SWITCH-UP CHALLENGE!!!
6 aylar önce
SIS vs Bro instagram @ karina_vs_ronald Karina has a new instagram @ kurzawa_karina Ronald's new instagram @ ronaldkurzawa We are doing the Mystery ...
3 MARKER SQUISHY CHALLENGE!!!
3 MARKER SQUISHY CHALLENGE!!!
6 aylar önce
This video is sponsored by Hotel Transylvania 3: Summer Vacation, in theaters July 13! For more details check out hotelt3.com/ Karina and Ronald choose ...
GOING ON SUMMER VACATION!!!
GOING ON SUMMER VACATION!!!
6 aylar önce
This video is sponsored by Hotel Transylvania 3: Summer Vacation, in theatres July 13! We are going on a epic summer vacation to see a special screening of ...
Tie Dye Backpack Challenge!
Tie Dye Backpack Challenge!
6 aylar önce
We are back with another Tie Dye Challenge!!! This time we are doing our backpacks that we want to use for school! Comment down below who did a better tie ...
3 COLOR TIE DYE CHALLENGE!!!!!
3 COLOR TIE DYE CHALLENGE!!!!!
6 aylar önce
3 Color Tie Dye Challenge!!! We can only use 3 colors of dye to make a shirt! Who do you think won???? Karina or Ronald? SIS vs BRO instagram ...
POOL IS LAVA CHALLENGE!!
POOL IS LAVA CHALLENGE!!
6 aylar önce
Pool is Lava Challenge!!!! Looser gets splashed with water balloons! Do you know who will it be? Hint hint watch Pool is Lava Part 1!
Going To USA!!!!
Going To USA!!!!
7 aylar önce
We are going to USA Los Angeles! Comment below if you know why we are going there!!! SIS vs BRO instagram @ sisvsbro_karina_ronald Karina has a new ...
WATER BALLOON CHALLENGE!!! BUNCH O BALLOONS
WATER BALLOON CHALLENGE!!! BUNCH O BALLOONS
7 aylar önce
Thanks to Zuru for sponsoring this Video. Karina and Ronald do summer water balloon challenges and have the ultimate Bunch O Balloons water fight.
Mystery Wheel of Slime Switch-Up Challenge!!!
Mystery Wheel of Slime Switch-Up Challenge!!!
7 aylar önce
Slime Switch-Up with a twist! Who made a better slime? Comment down below if Karina or Ronald did a better Slime. SIS vs BRO instagram ...
MAKING GIANT SLIME BUBBLES!!!!
MAKING GIANT SLIME BUBBLES!!!!
7 aylar önce
6 Colors of glue slime challenge ends in epic giant bubbles! Comment who made a better slime, Karina or Ronald? SIS vs BRO instagram ...