KSI's 2020 debut studio album, Dissimulation, debuted at number 2 on the UK Albums Chart. As of March 2021, he has over 34 million subscribers and over 8 billion video views across his two YouTube channels.
His YouTube content has diversified to include vlog and comedy style videos. KSI registered his main YouTube account in 2009 and built a following posting gaming- commentary videos of the FIFA video game series. He is also the co-owner of Prime Hydration, XIX Vodka and a restaurant chain known as Sides. He is a co-founder and member of the British YouTube group known as the Sidemen. Olajide Olayinka Williams ' JJ' Olatunji ( / ɒ l ə ˈ dʒ iː d eɪ ɒ l ə ˈ t u n dʒ iː/, oh-lah- JEE-day oh-lah- TUHN-jee born 19 June 1993), better known as KSI, is an English YouTuber and rapper.
