Mark Allen aiming to get under the skin of Ronnie O'Sullivan in World Championship clash
Mark Allen has said he will attempt to get under the skin of Ronnie O’Sullivan when they clash in the second round of the World Championship on Friday. O’Sullivan eased into the last 16 with a comfortable victory over David Gilbert, while Allen saw off Scott Donaldson. Ad/> They have met before at the Crucible, with Allen getting the better of O’Sullivan in the second round in 2009.


