I.U.D. is Gang Gang Dance's Lizzi Bougatsos and art school chum Sadie Laska (who's worked with Growing and Extreme Violence [not the Greek death metal dudes]). The duo's full-length debut The Proper Sex, which comes out in a couple of months, is preceded by a 7" featuring the opening track, "Daddy," a mix of dub, deep clattering percussion, loops, and ...