Here are the numbers of Ann Galardi's life- She is 16 . And a size 17 . Her perfect mother is a size 6 . Her Aunt Jackie is getting married in 2 months, and wants Ann to be a bridesmaid. So Ann makes up her mind- Time to lose 45 pounds (more or less). Welcome to the world of informercial diet plans, wedding dance lessons, endless run-ins with the cutest guy Ann's ever seen-and some surprises about her not- so-perfect mother. And there's one more thing-it's...