Dundee (11) v (5) Motherwell - Saturday, 3.00pm
Motherwell won 1-0 when the sides met at Fir Park in August
Well have beaten Aberdeen and Hearts in their last two matches
Dundee haven't played since a 4-2 defeat to Celtic on November 7
Heart of Midlothian (3) v (6) St Mirren - Saturday, 3.00pm
Hearts are unbeaten in their seven home league games this season
Saints have drawn four of their seven away league games so far
Hearts won 2-1 when the sides met in Paisley in August
Ross County (12) v (4) Dundee United - Saturday, 3.00pm
Ross County beat Hibs in midweek to move to within a point of Dundee
United won 1-0 when the sides met at Tannadice last month
United's away record this season is two wins, three draws and two defeats
St Johnstone (9) v (7) Hibernian - Saturday, 3.00pm
Hibernian won 1-0 when the sides met at Easter Road in September
Premier Sports Cup finalists Hibs have lost their last five games in the cinch Premiership
Saints will go above their visitors if they win at McDiarmid Park this weekend
Livingston (10) v (1) Rangers - Sunday, 12 noon (Sky Sports)
Rangers have a four-point lead at the top of the cinch Premiership table
Livingston are unbeaten in their last five cinch Premiership matches
Rangers won 3-0 when the sides met at Ibrox on the opening day
Celtic (2) v (8) Aberdeen - Sunday, 3.00pm
Celtic won 2-1 when the sides met at Pittodrie in October
The last Celtic Park meeting was a 1-0 Celtic win in February
Celtic have won four and drawn two of their home league games this season