Felix Arvid Ulf Kjellberg (/ˈʃɛlbɜːrɡ/ SHEL-burg, Swedish: [ˈfeːlɪks ˈɕɛlˈbærj]; born on 24 October 1989), better known by his online pseudonym PewDiePie (/ˈpjuːdipaɪ/ PEW-dee-py), is a Swedish web-based comedian and video producer. He is known for his Let's Play commentaries and vlogs on YouTube.