f(x) (without Amber) came together to record the 'Copyright Song' for this week's Inkigayo. Led by Inkigayo MC�Sulli, it told the story of what the SM family imagines their overseas concerts to be like. SM artists BoA, Super Junior, SNSD, and SHINee also appeared in this segment, as did some BTS footage from SM Town Live '10. Check out the video below.