Leaders Linfield and second-placed Glenavon were held to draws at home in the Irish Premiership on Saturday.
David Healy's unbeaten Blues failed to score for the first time this season as Ards earned a point at Windsor Park.
Glenavon were trailing to a Robbie McDaid header but sealed a 1-1 draw thanks to a Stephen Murray penalty.
Bottom club Warrenpoint were hammered 7-1 at home by Ballymena who leap four places to third in the table while Newry City beat 10-man Cliftonville.
Last season's Championship winners Institute drew 0-0 with Dungannon Swifts at Brandywell Stadium.
Relive the drama from Saturday's matches in the Irish Premiership.
Linfield remain at the top of the table, one point ahead of Glenavon and Ballymena United.
|Danske Bank Premiership|
|Warrenpoint Town||1-6||Ballymena United|
|Bluefin Sport Championship|
|H&W Welders||v||Ballyclare Comrades|