We asked Derek Lam, Karen Walker, Brad Goreski, Peter Som, Cushnie et Ochs, and many more: What are you currently listening to and (even better) which songs define your Spring 2013 collection? Listen to the complete playlist below, then click through the slideshow to find out who's listening to what, who's listening to the same thing (you'll never guess), and which songs might just feature heavily on this week's catwalks.
