Chris Eubank Jr. to stop the fight. Following the bout, Eubank was stripped of the interim WBA middleweight title due to his inactivity since winning it. Eubank then faced Gary "Spike" O'Sullivan in an eliminator to challenge the "de jure" WBA middleweight champion, Daniel Jacobs. Talks resurfaced about a potential fight with Irish boxer Gary O'Sullivan to take on 12 December 2015 at the O2 Arena in London on the undercard of Joshua-Whyte. The fight was well anticipated, as the pair had a history of feuds in the past, with O'Sullivan targeting Eubank on social media. The fight throughout had the pace set
Chris Eubank only a standing four-count instead of eight) to unleash a devastating uppercut to Watson's jaw right at the end of the round, knocking Watson's head and neck backwards into the ring ropes. The bell sounded to end the round as soon as Watson was up from the count. It was still obvious to all observers – and to Eubank himself – that he needed a knockout to win: and early in the 12th, with Watson still visibly shaken, the fight was stopped with Watson under a flurry of punches from Eubank. Soon after the fight Watson collapsed in his corner.