Rangers' crushed Dundee United in Walter Smith's first game back in charge, Falkirk beat Dunfermline in injury-time while Aberdeen held Inverness.
Rangers were back to their ruthless selves at Ibrox with a comfortable 5-0 demolition job of The Tangerines on Saturday.
The Gers, under new management, were at their free-flowing best with first half goals from Charlie Adam and Chris Burke putting them in control.
Kris Boyd added a brace after half-time before Barry Ferguson, who was back captaining the side, added a fifth near full-time.
Dunfermline suffered late heartbreak after going down 1-0 at Falkirk. The game looked set for a draw before Alan Gow stole the points in injury-time.
Elsewhere, Aberdeen claimed a point against Inverness at Tannadice. Inverness looked to have stolen the points thanks to John Rankin's late goal.
However, there was still time for third-placed Aberdeen to claim a point thanks to Steve Lovell's last-gasp leveller.
St Mirren's home clash with Motherwell was called off due to a waterlogged pitch.