Psy's "Gangnam Style" falls down one spot on the U.S Billboard Main Single Chart 'HOT 100' to number 11.

Yesterday, Billboard revealed that Psy had gone down from number 10 to number 11 this week.

On December 6, he went down 5 spots to number 10. He has gone down a bit more and is at number 11 this week.

At the MAMA 2012, he had commented that he was sad that he didn't make it to number 1 on the chart, but that he is still happy for how far he has come.

This week Bruno Mars has ranked number 1 on the Billboard chart.