While specific details about how PewDiePie celebrates his birthdays are not publicly disclosed, it is known that he often shares these moments with his wife, Marzia Kjellberg, and close friends. Given his online presence, it’s likely that he might celebrate in a way that connects with his fans, possibly through social media. His significant success and influence on YouTube suggest that he appreciates grand celebrations, but any specifics are generally kept private.

PewDiePie signed an exclusive worldwide deal with Jellysmack in January 2021 to distribute his YouTube content on Facebook for the first time, aiming to reach a new audience without additional effort from him.

PewDiePie partnered with G Fuel to launch the 'Yuzu Slash' energy drink flavor in June 2021. This collaboration built on their previous partnership that began in January 2019 with the lingonberry-flavored 'PewDiePie' variant, which gained popularity among gaming communities.

PewDiePie signed an exclusive live streaming partnership with DLive in April 2019, marking his first exclusive live streaming deal. He began streaming weekly on the platform starting April 14, 2019.

PewDiePie collaborated with Ugly Sweater Company in the summer of 2018 to create a line of officially-licensed ugly Christmas products, including sweaters, shoes, pajamas, socks, jogger pants, and beanies.