Two gentlemen from the BBC interviewed 2004 Ig Nobel peace prize winner Daisuke Inoue. Mr. Inoue won his Ig for inventing karaoke, thereby providing an entirely new way for people to learn to tolerate each other. At the ceremony, several Nobel Prize winners sang him a karaoke serenade (part of which you can hear in an NPR report done the day after the ceremony).
Warning: the BBC interviewers include video of themselves singing karaoke which they ask Mr. Inoue to judge: