Britain's Got Talent guest judge KSI has had quite a journey to get to where he is today - but it hasn't been without its ...

Logan Paul pulled the ultimate joke on KSI, leaving him bamboozled with a 'mini KSI' - a person somewhat imitating KSI, ...

KSI, whose real name is Olajide Olayinka Williams Olatunji and is known as JJ, has taken the internet by storm but is also known for his rap career, boxing and various business ventures.