LIGHTS FLICKERING ALL OVER MY HOUSE! UK POWER OUTAGE?

My lights/bulbs/power are flickering/flashing/going out all over the house! Is it just me or is there a major/massive/huge power outage/cut/failure in the UK? I've checked/looked at/scanned my circuit breaker/fuse box/electrical panel but everything seems fine/okay/normal. I'm starting to get worried/concerned/a bit anxious about this, especially a