KSI
Olajide Olayinka Williams "JJ" Olatunji, better known by his online alias KSI, is an English influencer, professional boxer, and musician. He is a co-founding member of YouTube group the Sidemen, the CEO of Misfits Boxing, and the co-owner of Prime Hydration, XIX Vodka, Sidemen Clothing, restaurant chain Sides, cereal brand Best Breakfasts, and pre-made lunch brand Lunchly.