'World star' Psy has ranked number 1 again this week on "Music Bank."

Today on KBS "Music Bank," Psy won the first week of October, making him number 1 for 4 weeks in a row.

The other runner ups for this week were TVXQ.

Today at 7 PM (KST), Psy will be performing at the 62nd anniversary of Chuncheon along with other artists.

Psy has recently become a global sensation with his song, "Gangnam Style." He has ranked number 1 on iTunes in 30 countries and has ranked number 2 on the U.S. Billboard Main Single Chart 'HOT 100'.

He has appeared on many shows such as the "Ellen Show" and "SNL" and featured on news programs such as NBC and CNN.

His music video has been the most viewed on Youtube as well with over 350 million views.

He has also recently signed a contract with Justin Bieber's agency and plans to release his first U.S. single sometime in November.