Joshua Bradley (born 4 September 1992), better known as Zerkaa and his stage name Josh Zerker, is an English YouTuber, streamer and Internet personality. He is also a co-founder and member of the British YouTube group known as the Sidemen. In 2019, Bradley was listed as the ninth most influential online creator in the United Kingdom by The Sunday Times. As of August 2022, his main YouTube channel has over 4.62 million subscribers and just under 700 million video views. Buy Zerkaa Merch here! #zerkaamerch #zerkaamerchandise #officialzerkaatshirt