The earliest date Celtic can win the title but Rangers hold hope out of helicopter return

The big screens at Hampden were emblazoned with a message which heralded Rangers in the wake of their Scottish Cup semi-final triumph.

But Celtic know they are still in line for their own day of celebration if they finish with a flourish in the race to regain the Scottish Premiership title.

The current six-point lead isn't uncatchable but they are in an enviable position.