The Knuffle Bunny trilogy

Knuffle Bunny: a cautionary tale: Trixie, Daddy and Knuffle Bunny take a trip to the neighborhood laundromat, but their exciting adventure takes an unexpected turn when Trixie realizes something is missing. Knuffle Bunny too: a case of mistaken identity: Trixie can't wait to bring Knuffle Bunny to school and show him off. But an awful surprise awaits her--someone else has the exact same bunny. Knuffle Bunny free: an unexpected diversion: While traveling with her family to Holland to visit her grandparents, Trixie once again loses her beloved Knuffle Bunny.