How many points will it take to win the Scottish Premiership?

"Who knows?" says Hearts head coach Derek McInnes, who is expecting plenty more "twists and turns" in the race for the title.

With nine games remaining, McInnes's side lead the way on 63 points, five clear of closest challengers Celtic, ahead of Saturday evening's trip to former club Kilmarnock - live on Sky Sports.

Saturday 14th March 7:30pm Kick off 8:00pm

Rangers are one point further back, while dark horses Motherwell, who visit Celtic Park on Saturday afternoon, are ten points off top spot in fourth.

Hearts remain unmoved at the summit since 27 September, but the Tynecastle boss is aware there is lots of work to be done if they are to achieve a historic first top-flight title triumph in 66 years.

He told Sky Sports News: "It's difficult to forecast [how many points are needed to become champions]. We have 27 points still available, so there's going to be a lot of twists and turns yet, and I think there's still almost a quarter of a season...