All kids crave comfort, and for a whole lot of young ones, comfort comes in the form of a threadbare blanket or a dog-eared doggy. Sometime before their first birthdays, many babies discover the soothing power of something soft and cuddly (and sometimes not-so-cuddly). Before you know it, that lovey will become glued to your little one's side — a constant companion in the car, crib and maybe even preschool.