Hamster and Cheese (Guinea Pig: Pet Shop Private Eye #1)

Colleen AF Venable is the author of the National Book Award long-listed Kiss Number 8 and the indie bestseller Katie the Catsitter. Her other books include The Oboe Goes Boom Boom Boom, and the Guinea Pig, Pet Shop Private Eye series, which was nominated for the Best Publication for Kids Eisner Award.

Marcie Colleen is the author of numerous books for kids including: Penguinaut!, The Bear's Garden, Survivor Tree, and the Super Happy Party Bears chapter book series. She enjoys reading, running, watching baseball, and eating ice cream--although not all at the same time! Marcie lives in San Diego with her husband and a beloved herd of stuffed animals. Visit her at www.thisismarciecolleen.com.

Ellen Stubbings is an illustrator, comic artist and all round cute thing maker based in York, UK. She can generally be found in her little studio, illustrating children's books, painting or making pottery. Above all else she enjoys drawing animals and finds a lot of inspiration in her two cats, Figaro and Marmalade. Ellen usually works digitally, but she also loves breaking out her watercolor paints and color pencils.