By EW Staff
July 29, 2013 at 05:44 PM EDT
Jessica Miglio

Joss Whedon’s go-to costume designer revealed, how to live like Bachelorette Desiree Hartsock, Kim and Kanye buy a $1,200 car seat for baby North, and more.

Read on for all of today’s top style and design headlines. 

Cate Blanchett wears luxe labels like Chanel and Carolina Herrera to convey her character’s journey from Park Avenue to financial ruin in Woody Allen’s Blue Jasmine. [WWD]

From Firefly to Much Ado About Nothing, costume designer Shawna Trpcic talks about creating some of the most memorable looks in the Whedonverse. [Salon]

Take that, George! While the royal baby is ferried around in a modestly priced car seat, North West’s parents bought her a $1,200 state-of-the-art ride. [Daily Mail]

Looking to take a last-minute summer vacation? Rent the Antigua home seen on the final two episodes of The Bachelorette. [Pursuitist]

Concept art by Illustrator Jack Kirby that was part of the covert operation to free six US diplomats from Iran in 1980 — and used in to help tell the story in Ben Affleck’s Argo — is going up for auction.  [Complex]

The ad for Armani diapers that had fashion bloggers buzzing last week is actually a satiric work by artist Petro Wodkins. [ArtInfo]