TV chef Nigella Lawson and millionaire art collector Charles Saatchi were granted a decree nisi at the High Court.
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Europe's largest bank had earlier warned it was considering relocating over fears of stricter regulation.
Expect it to be bitterly cold in the biting wind chill.
It was DiCaprio's night as he won best actor for The Revenant, which swept the board with best film and best director gongs