Claim: Felix Arvid Ulf Kjellberg has an online pseudonym.
Evidence: Felix Arvid Ulf Kjellberg -LRB- -LSB- ˈʃɛlbɜːrɡ -RSB- , -LSB- ˈfeːlɪks ² ɕɛlːˌbærj -RSB- ; born on 24 October 1989 -RRB- , better known by his online pseudonym PewDiePie -LRB- -LSB- ˈpjuːdipaɪ -RSB- -RRB- , is a Swedish web-based comedian and video producer.