Morning routine, girls vs boys, for the summer!!! Let us know your morning routine! Subscribe for more cool videos! http://bit.ly/2nCf9L4 SIS vs BRO instagram @ sisvsbro_karina_ronald Karina has a new instagram @ kurzawa_karina Ronald's new instagram @ ronaldkurzawa Get our shirt: https://www.sisvsbro.com 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 t
10:05
Morning routine, girls vs boys, for the summer!!! Let us know your m…
29.8K viewsNov 26, 2019
FacebookSIS vs BRO Karina & Ronald
WEEKEND MORNING ROUTINE
6:54
WEEKEND MORNING ROUTINE
18.2M viewsMar 12, 2017
YouTubeSIS vs BRO
WE ARE IN THAILAND!
12:22
WE ARE IN THAILAND!
4M viewsMar 31, 2018
YouTubeSIS vs BRO
GUMMY vs REAL
10:03
GUMMY vs REAL
35.9M viewsFeb 18, 2017
YouTubeSIS vs BRO
CHOCOLATE vs REAL 3!!!!!!!!
15:03
CHOCOLATE vs REAL 3!!!!!!!!
4.4M viewsOct 31, 2017
YouTubeSIS vs BRO
3 COLOR TIE DYE CHALLENGE!!!!!
9:04
3 COLOR TIE DYE CHALLENGE!!!!!
18.7M viewsJun 30, 2018
YouTubeSIS vs BRO
Who Knows Karina Better???
19:22
Who Knows Karina Better???
15.9M viewsDec 7, 2019
YouTubeSIS vs BRO
26:21
PLAYING BED WARS WITH KARINA!!!
5.3M viewsJul 8, 2019
YouTubeRonaldOMG
11:22
Winter Break Morning Routine
10.6M viewsDec 29, 2017
YouTubeSIS vs BRO
8:12
3 MARKER CHALLENGE w/ my BFFs!!!
16.1M viewsMar 15, 2018
YouTubeSIS vs BRO
22:17
VANILLA vs. CHOCOLATE CAKE CHALLENGE!
20.1M viewsFeb 3, 2018
YouTubeSIS vs BRO
14:57
Twin Telepathy Slime Challenge!!!!!
28.6M viewsSep 12, 2018
YouTubeSIS vs BRO
11:09
3 Colors of Glue Slime Challenge! PART 2!!!
15.2M viewsMay 24, 2018
YouTubeSIS vs BRO
6:21
SCHOOL MORNING ROUTINE!!! SIS vs BRO
16.2M viewsOct 8, 2017
YouTubeSIS vs BRO
8:13
School Morning Routine EXPECTATIONS vs REALITY
53.5M viewsNov 22, 2017
YouTubeSIS vs BRO
10:10
25 Things You Didn't Know About SIS vs BRO!!!
28.8M viewsOct 10, 2018
YouTubeSIS vs BRO
11:48
Tie Dye Backpack Challenge!
19.9M viewsJul 4, 2018
YouTubeSIS vs BRO
14:35
Painting Each Other Challenge!
13.1M viewsSep 29, 2019
YouTubeSIS vs BRO
15:37
SQUISHY FOOD vs REAL FOOD Challenge!!!
10.8M viewsDec 3, 2017
YouTubeSIS vs BRO
9:29
I Quit My Summer Camp!
3.7M viewsJul 5, 2018
YouTubeKarina Kurzawa
9:01
Twin Telepathy Christmas Present Challenge!
10M viewsDec 7, 2018
YouTubeSIS vs BRO
15:39
Who Knows Ronald Better?!? KARINA vs DAD
17.7M viewsMay 31, 2018
YouTubeSIS vs BRO
14:01
Karina Says YES to Ronald for 24 HOURS!
27.1M viewsJun 8, 2019
YouTubeSIS vs BRO
19:28
Who Knows Karina Better?!? DAD vs RONALD
17M viewsMay 10, 2018
YouTubeSIS vs BRO
10:29
GIRLS vs. BOYS Morning Routine!!!
38M viewsMar 18, 2018
YouTubeSIS vs BRO
12:55
Being Mean to Karina for 24 Hours
12M viewsJul 27, 2020
YouTubeSIS vs BRO
10:45
MORNING ROUTINE!!! SCHOOL DAY vs WEEKEND
30.6M viewsDec 12, 2018
YouTubeSIS vs BRO
16:06
We Are Moving to a Mansion
9.4M viewsMar 6, 2021
YouTubeSIS vs BRO
24:13
Last to Leave Sauna Challenge 2
18.1M viewsMay 30, 2020
YouTubeSIS vs BRO
11:52
Copying what Ronald does for 24 Hours!!!
18.2M viewsSep 14, 2019
YouTubeSIS vs BRO
See more videos
Static thumbnail place holder