Sally Dress, Sally Brown Dress, Lucy Dress, Pink Polka Dot Dress, Pink and White Polka Dot Dress, Pink and Black Polka Dot Dress Creative DIY Sally Brown Costume Ideas for Cosplay Amazon.com: Peanuts Sally Brown T Shirt : Clothing, Shoes & Jewelry The Today Show Peanuts Halloween Costumes PS Celebrity Sally Dress, Pink Polka Dot Dress, Pink and White Polka Dot Dress, Pink and Black Polka Dot Dress It's #SallyDay! Charlie Brown's baby sister, Sally Brown, first appeared in Peanuts on this day in 1959. Sally was introduced as a newborn a few months prior, on May 26, 1959,