Rule 34 Dev - 1_girl 1girl ass big_breasts black_legwear breasts cello collaboration colored cutie_mark doxy elbow_gloves female female_only friendship_is_magic gloves high_res humanized instrument long_hair maniacpaint musical_instrument my_little_pony octavia octavia_(mlp) octavia_melody panties purple_eyes purple_hair revision sideboob smile solo stockings thong underwear zoom_layer|246819