BBC Sport - UK Snooker Championship: Mark Williams v Liam Highfield - Best, or worst snooker ever?

The best, or worst, snooker ever?

Liam Highfield sparks a bizarre 21-shot exchange with Mark Williams during the fourth round of the UK Snooker Championship, before eventually losing a final-frame decider 6-5.

WATCH MORE: Highfield and Williams 21-shot exchange in full

Top videos