We should have had this for academic lesson
http://www.foxnews.com/story/0,2933,191622,00.html
http://www.foxnews.com/images/173523/0_23_081705_jessica_butt.jpg
http://www.foxnews.com/images/200133/1_25_041306_kylie.jpg
http://www.foxnews.com/story/0,2933,191622,00.html
"The perfect female derriere has firmness to the touch and a resilience that prevents undue wobble or bounce, yet looks soft with flawless skin," said Dr. David Holmes, a psychology lecturer at Manchester Metropolitan University, who devised the formula for measuring one's moons.
http://www.foxnews.com/images/173523/0_23_081705_jessica_butt.jpg
http://www.foxnews.com/images/200133/1_25_041306_kylie.jpg