Caillou: Potty Time (Hand-in-Hand series)
Joceline Sanschagrinis the author ofCaillou and Gilbert, Caillou Helps Mommy,andCaillou: Baby Sister.Pierre Brignaudis the illustrator of numerous Caillou titles, includingCaillou: Count with Me!,Caillou: Good Night,Caillou: I Will Always Love You, andCaillou: Just Like Daddy. They both live in Montreal, Quebec.