Tiger JK expressed his jealousy over Psy's recent popularity in the United States.

On August 23rd, Tiger JK tweeted, "PSY released his album, and is going around promoting overseas."

Followers on Twitter jokingly replied, "Are you jealous?" to which Tiger JK cooly admitted, "Yes, honestly I am jealous."

The music video for Psy's most recent single "Gangnam Style" has reached over 50 million views on YouTube, and the number is still rising. He has also made headlines on various news sites such as CNN, ABC, LA Times, France M6TV, and even the Wall Street Journal, proving the spread of�'Gangnam Style' syndrome.

Tiger JK and and his wife,�Yoon Mi Rae previously collaborated with American hip hop group Far East Movement for a remixed version of the group's song "Live my Life". Rolling Out also pointed out Tiger JK as one of 10 hip hop artists in the world to look out for.

Source & Photo: Tiger JK's Twitter