Psy's 'Summer Stand Much More The Drenched Show' took place today, local time at Jamsil Stadium in Seoul.

Celebrity couple Jisung and Lee Bo Young and BoA were spotted at the concert together, wearing color coordinated outfits and both in baseball caps.

The couple was seen in matching gray colored outfits combining dark and light gray as a fashionable couple look. Both of seemed to be excited and enthusiastically cheered for Psy proving to be a big fan.

Psy's sixth title song "Gangnam Style" has become an international sensation as his music video went viral on YouTube and featured on CNN, LA Times, WSJ and Huffington Post.