Sportscene unwraps a perfect late Christmas present as Hearts take on champions Celtic at Tynecastle in the Sunday lunchtime kick-off. There are highlights from a Boxing Day bonanza as Aberdeen host Inverness CT and Ross County face Dundee. St Johnstone look to avenge their surprise defeat to Partick Thistle when the sides meet at Firhill. Things could become a little clearer at the bottom as Dundee United host Motherwell and Kilmarnock travel to Hamilton.