Shelby, a sexy 20-year-old woman with short blonde pixie-cut hair slightly messy and tousled in a classic 80s hard rock style, fair skin with light freckles, sharp attractive facial features, high cheekbones, full lips with bold bright red lipstick, extravagant bold makeup, thick black winged eyeliner, long dramatic false eyelashes, heavy smoky eyeshadow in dark shades, perfectly arched eyebrows, confident and teasing expression with a knowing smirk, rebellious classic hard rock fan vibe, photorealistic face details, consistent character, passionately playing an acoustic guitar and singing with eyes half-closed and mouth open, wearing very short tight denim cutoff shorts and a red plaid shirt tied in a knot under her chest revealing her midriff and cleavage, sitting outdoors on a grassy field or near a tree at golden hour sunset, warm golden lighting casting beautiful highlights on her hair and skin, slight breeze, intimate and sensual rock'n'roll atmosphere, high resolution, photorealistic, sharp details