Kim Hyun-joong held a special 25th birthday party/concert on August 3rd at the Yonsei University 100th Anniversary Concert Hall, titled "2!5! Concert To Usher In The 2!5! Birthday". About 1,000 fans attended from not only Korea, but Japan, China, Taiwan, etc. where the event took the form of a mini-concert and birthday party. There was a special behind the scenes video on Kim's first solo album release for "oH! aH!", not to mention a raffle drawing. Kim will be releasing his first Japanese single "Long Night" in Japan on August 27th, thus kickstarting his Japanese promotional activities.