“ The 2010 festival, entitled, "Welcome to Music Manufacturing unit," included a collaborative performance of Britney Spears' track "Circus," that includes Taemin (Shinee), Seohyun (Women' Generation), Jiyeon (T-ara), Chansung (2PM), Mir (MBLAQ), Sulli (F(x)), and Lizzy (After College), all of whom have been the youngest members of their respective music teams. ”