If you purchase an independently reviewed product or service through a link on our website, WWD may receive an affiliate commission. At the world premiere of “The Devil Wears Prada 2,” which landed in theaters on May 1, director David Frankel joked that the movie had absolutely no marketing budget to speak of. Of course, the incessant headlines surrounding its press tour and the plethora of brand collaborations we’ve been privy to these past few months — from fringe skirts at Walmart to Tweezerman nail files — paint a different picture. As for the latest initiate of the sexy, editorial-chic universe helmed by Miranda Priestly? It’s the Brazilian flip-flop giant Havaianas , which has just announced an all-new, “The Devil Wears Prada 2″—themed shoe line for spring called the Puffed Family.…