Rule 34 Dev - 2013 age_difference animal_genitalia animal_penis anus blue_eyes blush brown_hair button's_mom button_mash_(mlp) cream_heart_(mlp) cum cum_in_pussy cum_inside dialogue disembodied_penis duo earth_pony english_text equine equine_penis erection fan_character female friendship_is_magic fur hair horse horsecock incest legs_up long_hair looking_up lying male mammal mature_female missionary_position mixipony mother mother_and_son my_little_pony on_back one_eye_closed parent penis pony puffy_anus pussy sex shaded simple_background smile solo_focus son spread_legs spreading straight tan_fur teeth text white_background|2709355752