Logan Paul awkwardly hid after KSI's fans chanted "f***" Jake Paul" during their energy drink launch.
The YouTube star flew over to the UK to launch energy drink Prime which he created with two-time ring rival KSI following their previous rivalry. KSI - real name JJ Olatunji - has frequently traded verbal barbs with Paul's brother Jake and once even declared his hatred for the YouTube star while sat with Logan.
Paul and KSI were present during an open-top bus appearance at Watford ASDA to launch their drink on domestic shores. During the event a huge number of fans gathered to salute the social media famed pair who have a combined following of over 20 million. Chants broke out among the stars who screamed: "F*** Jake Paul " while his brother Logan stood with the British star.