sentences:  In October SM Entertainment and Hyundai partnered up to release the "Maxstep" featuring Eunhyuk and other SM artists Super Junior-M's Henry Lau, SHINee's Lee Taemin, EXO-K's Kai, EXO-M's Luhan and Girl's Generation's Hyoyeon.The group became the official dance unit; Younique Unit.The official cover of Zedd's Spectrum was released via SBS Gayo Daejeon held on December 29, 2012, with Eunhyuk featuring.