RICKIE Lambert last week continued his perfect penalty record for Saints, scoring his 21st and 22nd spot kicks for the club.

His deadliness from 12 yards prompted Matt Le Tissier to declare the striker to be as good a penalty taker as he has ever seen - including himself.

But just what makes for the "perfect penalty"? To find out the answer, and the science behind it, see the Review section in Saturday's Southern Daily Echo.