Virgin Atlantic claims to be launching the world's first glass-bottomed aeroplane.
The airline tweeted this picture showing how the service will look:
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Passengers, including a pregnant woman, say they have been stranded since 4pm yesterday.
The boxer said it was the "least he could do" and even donated the £30,000 shorts he wore in his last fight against Devon Alexander.
By Sunday it should become drier with spells of winter sunshine but temperatures will still remain on the cool side.