Little Einsteins (2005)

S2E5 Melody the Music Pet

While visiting a pet train in France, Leo and his friends come across a charming little pet that produces delightful music. They decide to name her "Melody." Just as she’s about to board the train, Melody realizes her ticket is nowhere to be found. Determined to help, the gang embarks on a quest to track down the missing ticket. Will they succeed in reuniting Melody with her ticket in time?