"This train will be held here for a short time, to even out the service" instructed a female voice from the tannoy
That's a new one on me!
I'm train surfing on the eastbound Piccadilly line to Uxbridge
Russell Square......then Holborn
"Please mind the gap between the train and the platform" advices the tannoy
"Next station is Covent Garden......where I disembark