Simplicity pattern # 1581 that features clothing for the 18" or 45.5cm doll. It is a size OS and includes six different Disney princess dresses:
Belle - dress and gauntlets
Snow White - dress and headband
Cinderella - dress and headband
Ariel - dress and crown
Sleeping Beauty - dress, necklace and crown
Tinkerbelle - dress with wings and panties. This pattern is uncut.