Blair Spittal's volley proved decisive as Hearts ground out a 2-1 win over St. Johnstone.
Oisin Smyth was the St Mirren match-winner as they secured a late 2-1 Scottish Premiership victory over Ross County at Dingwall.
Hibernian's uptick in Scottish Premiership form continued with a Martin Boyle-inspired 3-1 victory over Aberdeen.
Watch highlights of the Scottish Premiership match between Motherwell and Kilmarnock.
Referee Chris Graham was the centre of attention during a controversial second half as Motherwell and Kilmarnock shared the spoils in a 1-1 draw.
Philippe Clement claims "all of Europe" has been talking about the non-penalty decision which has dominated the fall-out from Rangers' League Cup final defeat.
There is a full Scottish Premiership card to look forward to this weekend - here's what to look out for at both ends of the table...
Scottish FA head of refereeing Willie Collum admits Rangers should have been awarded a penalty in their League Cup final against Celtic.
Celtic are considering a move for Arsenal left-back Kieran Tierney next month.
Scottish FA chief executive Ian Maxwell talks VAR following Sunday's Celtic-Rangers League Cup final, pyro displays at Hampden Park and more.
Scottish FA CEO Ian Maxwell discusses Steve Clarke's future, sacking women's head coach Pedro Martinez Losa, why the SFA backed Saudi's 2034 World Cup bid and investing in football facilities.
Scottish FA CEO Ian Maxwell on the 'growing problem' of pyros at football matches following displays in the League Cup semi-finals and final that delayed kick-off in all three games.
Rangers CEO Patrick Stewart has asked the SFA for an explanation over the non-award of a penalty in their League Cup final defeat to Celtic, Sky Sports News understands.
The first trophy of the season belongs to Celtic after a classic Old Firm League Cup final, but what did we learn from the dramatic encounter?
Rangers manager Philippe Clement believes Rangers were denied a penalty before their '"cruel" shoot-out defeat to Celtic in the League Cup final.
Captain Callum McGregor and manager Brendan Rodgers lead the celebrations as Celtic parade the League Cup trophy in front of their fans at Celtic Park.
Daizen Maeda was Celtic's penalty hero as they beat holders Rangers to win the League Cup in a frantic final at Hampden Park.
Hearts remain bottom of the Scottish Premiership after losing 1-0 to 10-player Kilmarnock at Rugby Park.
Hibs moved off the bottom of the Scottish Premiership with a 3-1 win over Ross County as rivals Hearts replaced them in last spot.
Roland Idowu scored a last-gasp penalty winner in St Mirren's topsy-turvy 3-2 Premiership victory over St Johnstone as they moved back into the top six.