"Some families are created in different ways but are still, in every way, a family." Writer and star of My Big Fat Greek Wedding, Nia Vardalos firmly believed she was supposed to be a mom, but Mother Nature and modern medicine had put her in a headlock. So she made a choice that shocked friends, family, and even herself: with only fourteen hours' notice, she adopted a preschooler. Instant Mom is Vardalos's poignant and hilarious true...