Best dressed celebrities of the week by hellofashion.com / October 21, 2016 - 15:13 BST We love Chrissy Teigen's sparkling black dress. The model keeps the styling simple with sleek hair and black accessories. Read more about: Celebrity Style Kelly Rohrbach cut a striking silhouette in this peplum hem bandeau dress. A statement choker and bold lip add the perfect finishing touches. Lupita Nyong'o showcases the new KENZO x H&M collection to perfection. Simple yet striking, we love Martha Hunt's striped maxi dress from the God's Love We Deliver Golden Heart awards. Alicia Vikander worked a vintage-inspired look in this floral gown with peplum waist. Lily James didn't let the rain dampen her style at the BFI London Film Festival. Looking effortlessly cool as ever, Elizabeth Olsen dons a pyjama style two-piece from the KENZO x H&M collection. Kate Bosworth wowed in a chic monochrome dress to attend the Hugo Boss Prize event in New York. Khloe Kardashian showed off her slimmed down physique in jeans from her new Good American denim collection. Lily Aldridge shows head-to-toe black is anything but boring in this belted blazer dress and strappy heels. Naomie Harris gives us a masterclass in power dressing in this white trouser suit, paired with stripy monochrome accessories. High shine fabric and stud detailing adds an edge to Sara Sampaio's going out look. No one could pull off this daring look quite like Sienna Miller. Taylor Hill stunned in this glitzy gold and navy mini dress at the God's Love We Deliver Golden Heart Awards. Former HFM cover girl Olivia Culpo channels feminine style in this delicate floral print dress.