POPULAR author Cressida Cowell is to visit Blackwell’s Westgate store.

She will be at the shopping centre bookshop on Saturday, September 15 to sign copies of Twice Magic, her new children’s book in the Wizards of Once series.

The author is best known for the How To Train Your Dragon series, which has become an award-winning franchise and adapted for the screen by DreamWorks Animation.

By 2015 the series had sold more than seven million copies around the world.

Wizards of Once, the first in Ms Cowell’s new series, was a number one Sunday Times bestseller.

For tickets call the store on 01865 980380.