might be best-known for her signature , penchant for ethereal, floaty dresses and love of all things , but the actor has also cemented herself as something of a denim guru over the years. Skinny jeans, , super-short cut-offs, acid-wash jackets, ultra-baggy jeans, head-to-toe denim..

. You name it, she's worn it – and with her magic, effortless touch, instantly transformed each into the height of cool. The latest to get the Miller stamp of approval? The humble maxi dress.

Last night, the actor put her laid-back, cool-girl spin on eveningwear by attending the Tiffany & Co. 'Windows Of Wonder' takeover celebration at Selfridges London in a dark-blue denim dress with a structured, strappy bodice and a full A-line skirt. Miller paired the piece in question with heeled black lace-up boots, a long-line leather jacket, a gold Tiffany & Co.

Hardwear chain necklace, and bangles by the same brand. As ever, the star wore her blonde hair down in loose waves, and opted for a low-key, ultra-natural make-up look. As expected, we have found ourselves newly obsessed with denim dresses ever since, and imagining the countless ways we'd style them for autumn 2024.

The height of versatility, a carefully chosen denim dress can take you from day to night, office to event, and practically everywhere in between with ease. Layer with a crisp white shirt and leather for a chic take on autumnal workwear, add killer heels and statement by night, or dress down with colourful and a cashmere jumper for a mo.