Hilary Duff’s all-white outfit appeared as a deconstructed micro minidress, featuring a barely-there bodysuit section on one side with a long, flowing train trailing behind her.

The dress showcased delicate lace detailing and a fitted, lingerie-inspired bodice. Thin straps framed her shoulders, while gathered fabric added texture across the front. The asymmetrical design exposed plenty of leg and provided the dress with a playful, stage-ready edge.

Duff paired the micro minidress with white knee-high boots. Her blonde hair cascaded in loose waves, while soft glam makeup completed the look. The monochromatic styling allowed the intricate dress to command attention.

Duff’s Lou de Betoly ensemble followed several other memorable outfits from her London concert. At one point, she donned a shimmering silver minidress with dramatic fringe. The sparkling design moved with her as she performed and infused plenty of disco-inspired energy.

She also changed into a silver metallic dress featuring intricate cutout details for another performance. Later, Duff opted for a more relaxed combination consisting of a pale blue cropped top, oversized cargo-style jeans, and a sheer white layer.

For another casual moment, she swapped stage glamor for a graphic white T-shirt and loose blue jeans while holding a cocktail onstage.

Nevertheless, the white Lou de Betoly creation stood out among the night’s many looks. Its unconventional proportions gave the deconstructed micro minidress a distinctly theatrical feel, while the train added movement to her performance.

Duff continues to embrace playful fashion throughout The Lucky Me Tour, and her London wardrobe demonstrates she has no intention of keeping things predictable.