bright cocktail dresses Sequin Short Fitted Mini Dress Amarra 88959 neckline and is adorned with intricate sequins that shimmer beautifully in the light Amarra 88664 - Feathered Sequin

Last night's show, which celebrated 45 years of the house, was also the first time that Berry and Saab met, 22 years on from her wearing the Lebanese designer on that momentous evening

It is a tradition we have maintained for over 125 years and a promise we hold for the future

Plus Size Black Formal Dress: Puff Off-The-Shoulder Dress | $260+ How GLAMOROUS is this next plus size formal dress from ASOS

So, weve put together a practical guide to dressing for every level of formality, with a few style cues from this years Oscars red carpet and our dapper real wedding grooms to show you what these codes look like when theyre done really, really well