If children were always trusted to name their younger siblings, there would be a whole lot of kids named Barbie and iPod and Justin Bieber. That's why the naming duties usually go to responsible adults. And celebrities aside, they usually do an okay job of it.
Except Ian Clark. The Englishman enlisted the help of his four-year-old step-daughter and together, they named Clark's daughter Meggie Maisie Lady Gaga, and plan to name his yet-to-be-born son Will.i.am, in honor of the Black Eyed Peas rapper.