The Topp Twins are the folk-singing, twin-sister comedy duo of entertainers Jools and Lynda Topp. They are known for their country music influenced style, live shows and television performances. The Topp Twins' have done three picture book and CD sets for Scholastic: There's a Hole in My Bucket, Do Your Ears Hang Low? and She'll Be Coming Round the Mountain. Jenny Cooper lives in Christchurch and has illustrated many picture books, including the very successful Topp Twins picture book and CD sets. She has also illustrated Scholastic NZ titles Alphabet Squabble, Down in the Forest, Shut the Gate, On a Rabbit Hunt and the Pick'n'Mix anthologies. Her recent illustrated novels are Vince Ford's Scrap series.