Which brand collaboration in 'The Devil Wears Prada' (2006) was so successful it reportedly increased the featured company's sales by 40% after the film's release?

In the film and television industry, brand collaborations can make or break a production's commercial success. Product placement and brand partnerships have evolved from subtle background appearances to integral parts of storytelling. This trivia question tests your knowledge of one of the most successful and influential brand collaborations in recent film history that changed how Hollywood approaches product integration.

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Chanel's handbags and accessories
Apple's MacBooks and iPhones
Starbucks coffee cups and locations
Blahnik's blue satin Hangisi pumps (featured in Carrie's closet scene)