In his weekly That’s Entertainment column, Andy Tyler takes a look at the West Norfolk arts scene… Everyone agrees there’s plenty of festive entertainment to enjoy currently in West Norfolk, but I start this week with my recommendations for those quiet moments when we’ve time to get our heads buried in a good book. My book of the year recommendation is popular historian Mary Beard’s new book: Emperor Of Rome, a fascinating informed look at the lives of selected Roman Emperors from all angles. A must for all those interested in ancient history. Mary will be signing copies of her book at Ely C…