white girl mascot with few freckles on her face, wearing birthday party hat

white girl mascot with few freckles on her face, wearing birthday party hat, wearing colorful short jumpsuit, Grinning, holding a balloon she wears white sneakers, she has curly brown hair/curly on the shoulder and dark eyes. thin and clear eyebrow. Pixar animation style, capturing his distinct approach to character design, color palette and texturing. must have a happy smile faithful to the pixar style white background