Meg and Mog

Meg and Mog is a series of children's books written by Helen Nicoll and illustrated by Jan Pieńkowski. First published in the 1970s, the books are about Meg, a witch whose spells always seem to go wrong, her striped cat Mog, and their friend Owl. The first book was published in January 1972. Following the death of Helen Nicholl in 2012, the series was continued by Pieńkowski and David Walser.