Staff at Specsavers in Stowmarket have been dressing up as characters from Where’s Wally and Harry Potter this week to mark its 10th anniversary in the town.
It is also raising money for East Anglia’s Children’s Hospices.
The store has been decorated with balloons and banners while refreshments, including homemade cakes, are on offer to customers and residents as part of the celebrations which run to Sunday.
Specs wearers can get a specs MOTs in exchange for donations to the East Anglia Children’s Hospices (EACH).
Store Director Simon Hill said: “We thought dressing up for a whole week would be a fantastic way to mark our ten year anniversary.
“We hope the community supports us in our mission to raise as much money as possible for the very worthwhile charity EACH.”