The Lost Princess is a children's picture book by Celeste and Carmel Buckingham, published on October 1, 2007 on Divis-Slovakia.

The fairy tale utilizes elements of fantasy, adventure, and mystery fiction.

The book was Celeste Buckingham's first exposure to the public prior to her musical career, which began in 2011.

Celeste attends middle school and loves dancing, swimming, music and reading.

The younger is kidnapped, and the older sister must find her and bring her back to the family.