YouTube star PewDiePie ties the knot with Italian partner Marzia

The 29-year-old Kjellberg is one of the top stars on YouTube with about 99.5 million subscribers. — @pewdiepie/Instagram

Popular Swedish YouTube gamer PewDiePie and his Italian partner Marzia have tied the knot, they announced on social media Tuesday.

"We are married!!! I'm the happiest I can be," the 29-year-old gamer, whose real name is Felix Kjellberg, wrote. "I'm so lucky to share my life with this amazing woman."