1girl, adventure_time, artist_name, black_hair, boots, breasts, brown_footwear, closed_eyes, closed_mouth, collarbone, denim, guitar, holding, holding_instrument, instrument, jeans, knee_boots, long_hair, marceline_abadeer, medium_breasts, megrocks, music, pale_skin, pants, playing_instrument, pointy_ears, simple_background, solo, tank_top, torn_clothes, torn_pants, very_long_hair