Celtic beat Dundee United 3-0 at Tannadice on Sunday to close the gap on cinch Premiership leaders Rangers to four points.
Tom Rogic opened the scoring with a superb goal after 19 minutes and David Turnbull added the second before Liam Scales rounded things off late on.
In the later game, Hearts defeated Livingston 1-0 at the Tony Macaroni Arena thanks to a 49th-minute goal from top scorer Liam Boyce.