Five best snooker matches between Ronnie O'SULLIVAN and Mark ALLEN! 0:00:00 INTRO 0:00:12 2016 European Masters. Last 16 0:06:30 2018 UK Championship. Final 0:11:06 2016 Champion of Champions. Semi-final 0:17:42 2011 Masters. Last 16 0:21:46 2009 World Championship. Last 16