Dundee United manager Jackie McNamara reckons the team were close to their best form in the 3-1 victory over Kilmarnock.
Dundee United ensured they keep pace with the leading pack with a 3-1 victory over Kilmarnock at Tannadice.
Dundee United manager will be without two players for the Scottish Premiership clash with Kilmarnock.
Ross County manager Jim McIntyre dedicated his side's 3-0 victory over Kilmarnock at Rugby Park to Darren Barr.
Goals from Graham Carey, Michael Gardyne and Paul Quinn saw Ross County earn a surprise 3-0 win at Kilmarnock, their first away league victory of the season.
Manuel Pascali returns from suspension for Kilmarnock when Ross County visit Rugby Park in the Scottish Premiership.
Holders St Johnstone have been paired with fellow-Premiership side Ross County in the fourth round of the William Hill Scottish Cup.
A double from Greg Stewart helped Dundee to an impressive 3-1 win over Kilmarnock at Rugby Park.