Kilala☆Princess

Meet Kilala, an ordinary girl who loves all the Disney Princesses. When she awakens a sleeping prince named Rei, she magically gains the power of the princesses! Rei is searching for the missing princess of his world, and has a magical tiara that will lead him to her. But before Kilala can help him find the missing princess and restore peace to his world, Kilala's best friend, Erica, is kidnapped by mysterious men! So, with the help of the magical tiara and Rei, Kilala sets off on a quest to find her!

(Source: Tokyopop)