Annan Athletic pulled off a major shock by beating Hamilton Accies 4-1 at Galabank in the Scottish Cup fourth round on Saturday.
Jim Chapman's men can now look forward to the last-16 draw on Monday at 6.15pm after goals from Matty Flynn, Josh Todd and a Rabin Omar double stunned the Ladbrokes Premiership side.
Hearts got the better of Aberdeen, winning 1-0 at Tynecastle with a goal from Callum Paterson after just three minutes.
Craig Slater's early goal was enough to give Kilmarnock a 1-0 win over St Johnstone at McDiarmid Park.
Holders Inverness Caley Thistle were held to a 0-0 draw by Stirling Albion at Forthbank and Ross County drew 2-2 away to Dunfermline.
Dundee United edged out Airdrieonians 1-0 at the Excelsior Stadium thanks to a Blair Spittal goal 11 minutes from time.
Louis Moult set Motherwell on their way to a 5-0 win over Highland League Cove Rangers at Fir Park.
Darren McGregor and Dom Malonga scored in the second half as Hibernian defeated Raith Rovers 2-0 at Stark's Park.
Morton won 1-0 at Livingston and Dumbarton defeated Queen of the South 2-1 in another all-Championship clash.
Forfar were pegged back for a 3-3 draw away to Junior side Linlithgow Rose.
The matches between Dundee and Falkirk and East Kilbride and Lothian Thistle Hutchison Vale were postponed.
