By EW Staff
Updated January 25, 2013 at 03:57 PM EST
Taylor Swift Jennifer Lopez
Credit: Fotonoticias/FilmMagic; David Becker/Getty Images

Kaufmanfranco designers Ken Kaufman and Isaac Franco got a double dose of publicity last night when both Taylor Swift and Jennifer Lopez wore dresses from their Spring 2013 collection to red carpet events.

At the 40 Principales Music Awards in Madrid, Swift looked very grown-up in a sexy crystal-embroidered shift with a plunging illusion insert, which she paired with Christian Louboutin “Dufoura” PVC and python booties.

At the Las Vegas premiere of Parker, Lopez — who has never been shy about showing skin — turned her back on photographers to show off the full effect of her open-back panelled illusion gown.

Who used their nude illusion best? Cast your vote in the poll below.

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