"Ballet slippers are also making a resurgence," says Kingham. You can grab a pair straight off the runway Golden Goose Shoes or opt for a classic pair of Dr. Take it from Vogue's own beauty editor, Jenna Rennert, who swapped a pair of 3-inch bedazzled heels at one in the morning for a pair of custom Nike Blazers, that she matched with her new husband.

In short, the thicker the sole, the cooler they look," says Lisa Aiken, fashion director of Moda Operandi. You power up for a solid selfie sesh, and then spot Christian Louboutin on the TV as your workout instructor.

Elsewhere, florals continued to be summer's dominant motif and stars made the most of the punchy patterns. When temperatures drop, we're not eager to reach for stilettos because come snowfall, moon boots are about as sexy as we're getting.

And just to get real inside baseball, buyers at your favorite stores agree. But even after checking off all of those boxes, the half-Jordanian, half-Romanian designer is still tackling her goals left and right.

And who knows, maybe the next time Rihanna hosts a party at Bergdorf Goodman, there could be people passing out pieces of paper with her perfume on it.

The formula behind The Lyst Index takes into account global Lyst and Google search data, conversion rates and sales, as GGDB well as brand and product social media mentions and engagement statistics worldwide over a three month period, the report reads.

Sustainability has always been a guiding principle for Eckhaus Latta. Thinking back to the first time she ever visited Bergdorf's, Rihanna recalls the overwhelming amount of people coming at me with perfume on paper-as soon as you GGDB Shoes walk in on the ground floor.