Celtic can pull clear at the top of the Scottish Premiership and lay down an early marker in their bid to retain the league title as Hearts visit the east end of Glasgow.
Rangers slipped up against the green half of Edinburgh with an incident-packed 2-2 draw at Easter Road and the Hoops can take full advantage against Robbie Neilson's men.
But the Gorgie side will be looking to become the first side to inflict a domestic defeat on Celtic at Parkhead under Ange Postecoglou and the first Scottish side to beat them since Livingston almost a year ago.
The Jambos are coming back off a tough European away trip after they went down 2-1 to FC Zurich in their Europa League playoff tie with the huge return to come at Tynecastle on Thursday.Hearts might have one eye on that but Neilson will be keen to ensure his players are fully focused on today's job.
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