Kate Middleton and Prince William’s youngest child, Prince Louis, is officially seven years old, and we’re officially wondering where the hell time has gone. And reaching lucky number seven is not Prince Louis’ only major milestone.

Prince Louis delighted royal fans on Wednesday when a brand new portrait of the young royal was unveiled in honour of his seventh birthday.Whilst there's no denying the photograph came complete with Louis' usual cheeky charm,

WASHINGTON — Prince William and Princess Kate have shared a new photo of their youngest son, Prince Louis. The photo, which features Louis with a toothless grin, was released on Wednesday to mark the young prince's 7th birthday. "Wishing Prince Louis a very Happy 7th Birthday!" t he X post from Kensington Palace read.