STAFF at an opticians will dress up in slippers and pyjamas to celebrate the 'book at bedtime' theme for this year's World Book Day.

Didcot-based Scrivens Opticians and Hearing Care will also stage a charity book sale in aid of the Alzheimer's Society on Saturday, March, 3.

There will be a competition for children to design a book cover running until March 24 with a £1 entry fee going to charity.