The Pony was ridden hard and beaten for the first few trainings, making sure he was of good stock. After a while in mistresses stable Tony Pony was granted the right to earn cleaning mistress's ass. The pony boy first has to lick mistresses boots, even the dirt of the soles. Then when mistress was satisfied with his performance, she put him to work once more, shining her butt with his wet tongue. The pony preformed well and might be allowed to earn his special privilege again... If it pleases mistress