U.S Billboard has jumped on the bandwagon and is now talking about Jung Hyung Don's "Gangbuk Fancy Pants."

On January 18, Jung Hyung Don's song ranked on the 'K-Pop Hot 100' chart.

"Gangbuk Fancy Pants" ranked at number 2, right under Girls' Generation.

Many internet users were shocked to see that song as "Gangnam Style" Psy's rival and gained much attention.

This song was created for the show MBC "Infinite Challenge" as part of a mission.