Allow her personality to pop with Sally M Sally Miller girls’ dresses and tops at JCPenney. Always trendy and always comfortable, these dresses come in a variety of styles to complement any situation. She can go formal with a beautiful white tiered dress or turn up casual in a pastel skater dress. Cover the other days of the week with a fashionable sweater or faux leather jacket. Whatever her style, Sally Miller has an age-appropriate solution that will fit her taste.