Fears are growing that a blackout will turn off the lights this Christmas...
There's still no sign of a settlement in the row that has seen ESB workers threaten to strike on December 16th.
An emergency plan has been drawn up by regulators and the national grid to use alternative energy and ration power in the event of cut-offs - to 'share the pain' across the country.
Vital services will be maintained, but homes and business are likely to bear the brunt of any energy shortfalls, and traders warn that staff may be sent home if premises are plunged into darkness.