Karina Kurzawa

Karina was born on March 23, 2007, in Canada. Ronald, who was born on September 3, 2008, is about a year younger than her. He has his own YouTube channel under the username RonaldOMG, which he predominantly uses for gaming. Set up in February 2016, the channel has accumulated 1.8 million subscribers and nearly 600 million views to date. Karina and Ronald’s parents have made several appearances in their videos.

Karina started out on her journey to social media stardom by setting up her original YouTube channel, Karina Kurzawa, on November 1, 2015. At the time, it was known as FUNwithKARINA. She posted for the first time on the channel on February 21, 2016. Titled ‘How to make DIY Picture Frame | Easy Kids Crafts’, the video has received over 540 thousand views to date. She was very active on the channel for the subsequent four months but stopped posting there in June. Karina eventually started uploading content again in July 2018.

Her collaborative effort with her brother Ronald, the YouTube channel Sis vs Bro, is her most successful venture. It was set up on March 3, 2016, with the aim to post content involving challenges, questionnaires, and games. The first video, ‘What's in my mouth challenge! | Kids Playing’, was posted on the same day they created the channel. In the ensuing years, the channel has grown exponentially and currently receives millions of views per video. The most popular video on the channel is ‘Nighttime Routine!! School Day vs Weekend’, with over 50 million views. Some of the other popular videos on this channel are ‘Pancake Art Challenge!!!,’ ‘Expectations vs Reality of having a Sibling,’ and ‘All Morning & Night Routines!!!!!’ Most of their videos are copyrighted.

She established the GamerGirl channel on April 23, 2016, and uses it for uploading content related to Roblox and Minecraft video games. She is equally popular on other social media platforms. On Instagram, she has over 40 thousand followers and on Twitter, more than four thousand followers. She and her brother also have a website through which they sell their merchandise.