Owston Ferry A caused an upset in the Isle of Axholme Billiards League by beating leaders Beckingham.
The upset saw second-placed Ferry win by 13 points to 9 on home turf. They are now just behind new leaders Scunthorpe who claimed an Isle scalp when they defeated Epworth B 16-6.
West Butterwick B lie in fourth position after a 15-11 win over Owston Ferry C as Epworth A and Owston Ferry B shared the spoils at 13-13.
Current champions Westwoodside have struggled in their title defence and suffered another loss, this time to Misterton B (12-11).
High breaks recorded this week include: A Lindley 22, G Parkin 22, C Lewis 23, A Fox 29, G Haggard 29, R Harrison 20, 32; A Fowler 33 unf, D Palmer 35, 37, 37, 49; L Torn 23, 50.
Results for individual competitions - Senior Individual Preliminary Round: M Proudley 300 S Brelsford 271. Over 60s Handicap: P Snell 150 M Proudley 136.