Sidewalk Style

Karolina Kurkova, Naomi Campbell and Erin O'Connor in London.

The striped top is a timeless wardrobe staple. Kate Bosworth paired hers with wide-leg jeans and wooden platform heels at Los Angeles International Airport.

Amber Valletta was spotted in red skinny trousers and a black blazer when arriving at Los Angeles International Airport.

January Jones was spotted leaving her home in a gold-studded top tucked into her cropped jeans.

Rihanna in denim dungarees and a white bomber jacket - the jacket of the season - arriving at the All Star Bowling Alley in Manchester.

Ellie Goulding wore pleather leggings and a white-shirt-grey-jumper combination to the One Campaign in South London.

Sarah Jessica Parker out and about in New York.

Emma Roberts in a chequered monochrome jumper and cat-shaped slippers, out and about in New York.

Heidi Klum paired a monochrome rose-print top with a yellow leather bag and studded black belt whilst out and about in New York.

Karolina Kurkova was spotted leaving Greenwich Hotel in white cigarette trousers and a crisp white shirt with slicked back hair.

Miranda Kerr in a printed shirt and side stripe jeans at Incheon International Airport in Seoul.

Katie Holmes in an Isabel Marant dress while out and about in New York.

Rihanna wore Miu Miu - a red patent-effect pencil skirt and oversized denim coat - to the San Carlos Restaurant in Manchester.

Jennifer Connelly wore light blue, rolled-up boyfriend jeans with a green T-shirt and delicate necklaces while out and about in New York.

Halle Berry shows how to make maternity-wear look slick. She wore a casual asymmetric skirt and leather strap sandals while out and about in Paris.

Sarah Jessica Parker out and about in New York.

Reese Witherspoon out and about in Los Angeles.

Heidi Klum wore a striped maxi dress with a black leather belt and matching patterned sunglasses, out and about in New York.

Rumer Willis is wearing a Derek Lam for DesigNation outfit which was spotted on Louise Roe a couple of weeks back.

LiAnn Rimes wore satin green, draw-string trousers and a blue top to the SiriusXM Studios in new York.