CHIZZY OUT OF WORLD CHAMPS
Dave ended the year in disappointing style with a first round exit at the William Hill World Darts Championship at the Alexandra Palace, London.
Chizzy was defeated in straight sets by an inspired Vincent van der Voort 0-3.
Despite the early loss, Dave remains in the top eight of the PDC Order of Merit going into 2018.
NO LUCK OF THE IRISH FOR CHIZZY
Dave was beaten in the last 32 of the Mr Green Players Championship Finals at Butlins, Minehead.
Chizzy edged a tight first round in a last leg decider 6-5 over Joe Murnan before he came up against William O'Connor in the next.
Dave was beaten 3-6 by the Irishman.
CHIZZY FALLS IN WORLD SERIES
Dave lost out in the first round of the World Series Finals at the Braehead Arena in Glasgow.
Chizzy was narrowly edged out in a final leg decider 5-6 against Justin Pipe.
BDO CHAMP TAKES OUT CHIZZY
Dave reached the knockout stages of the Grand Slam of Darts in Wolverhampton, where he was defeated in the last last 16 by BDO World Champion Glen Durrant 8-10.
Chizzy progressed through Group F to reach the knockout stages and started with a 5-2 win over Scott Mitchell. He suffered defeats against Stephen Bunting 2-5 and Jeffrey de Zwaan 4-5 but still finished as group runner-up.