Singlets on children can sometimes look a little sloppy but these ones on Gwen Stefani's boys are cool

Jennifer Lopez's son Max is groovin' in his black trench

Little Nahla is always in style. Her grey dress works really well with those fabulous red shoes!

James Broderick made sure he was cooler than mum and dad at the Harry Potter premiere in NYC.

This is a great beanie/cap on Kourtney Kardashian's son Mason

Madonna's sons: You can put a boy in white but you can't stop him from making the outfit his own.