Could Kate's brown top actually be a shirt dress by Mint Velvet? The Twitter user wrote: "I can't figure this one out. It looks identical, but it's a dress! Past season @mintvelvet. Utility shirt ...

While looking in the new-in section of Mint Velvet I had a real déjà vu moment ... a bestseller when she was spotted at Kingfisher Bay Resort on Fraser Island Predictably, it sold out as soon ...