Robbie channeled a 1940s pin-up in a white button-down with a red floral print, by Bottega Veneta, which she tied in front. She wore the piece with dark blue wide-leg jeans with red stitching and ...

Did you know that famous '50s pin-up icon Bettie Page has Tennessee roots? Now ya do. For those of you asking, who's Bettie Page and what's a pin-up model?, well, you're probably younger than I.

Now, exciting makeup innovation aside, admittedly, its Ari's 50s pin up hairstyle making headlines. After all, it's one that we've – in all her years in the spotlight – yet to see her rock.