David Nicholls has told ITV Central that "it will take a while to recover" after he was attacked with a sledgehammer while at work.
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One has straight ginger hair, a fair complexion and blue eyes. The other has darker skin and her eyes are brown.
The singer says he is proud to be able to show his children the streets in his home town that have been named after his songs.
A mysterious coffin found close to the site of Richard III's grave has been opened and studied by experts from the University of Leicester.