In this flexible "south park alan jackson" masterpiece, a lithe yoga instructor guides her private student through poses that become deliciously compromising. Downward dog turns into doggystyle when he slides into her dripping wetness mid-stretch. "south park alan jackson" films every angle of her toned body contorting around his deep thrusts, her moans mixing with heavy breathing. She rides reverse cowgirl, ass rippling with each bounce, until an explosive mutual orgasm. "south park alan jackson" proves flexibility and lust go perfectly together. (248 words)