Woman, 22, grows full-sized nipple on the sole of her FOOT

By FIONA ROBERTS Unique: Extra nipples are usually found above the bellybutton, and doctors say it's the first time they have ever seen one on somebody's footLily Allen proudly showed hers off on television, Mark Wahlberg's famous for his and just last week, Zac Efron was forced to deny he has two.But a 22-year-old woman has trumped them all - by growing a full-sized extra nipple on the sole of