JYP is famous for his end-of-the-year concerts, and his 2009 concert, 'Bad Party' was no exception! This man not only famous as a producer, but also as a singer, had his concert on December 23rd at the Seoul Olympic Park Hall. From debuting Wonder Girls in America, to making 2PM the best male group of 2009, producer Park Jin Young came back to Korea to be the singer Park Jin Young on stage. On this day, 4,000 fans came to support the comeback of the King of KPop. In the concert, he performed 24 of his hit songs, 'Elevator' 'KISS' 'Behind You' 'Don't Leave Me' 'The House You Live In' 'I Have a Girl' 'She was Pretty' and many more. Actually, he ended up performing 30 songs because his encore stage just kept going and going! This man sure does love the stage! Park Jin Young said, "Because of work, I cannot stand on stage from January to November. December is the only time I can explode as a singer. There are many cases where I gave a song to another singer and thought 'Ah~ I should have sang it.'" He even remixed 2AM's 'This Song' and 2PM's 'Again & Again'. Also, JYP had a duet performance with JOO who?. This concert will continue until December 26th, so HWAITING Park Jin Young!