JYJ's Jaejoong released behind-the-scenes pictures of him practicing for his last solo concert before his enlistment in the military.�

On March 26, JYJ's official Facebook wrote, "Everyone, I'll see you on Saturday!" along with four photos in which Jaejoong is seen hard at work, dressed casually in sweater and jeans.

According to the reports, Jaejoong will perform hit tracks he's released up to this point and spend personal time with his fans at the concert.

Meanwhile, Jaejoong's solo concert, 'The Beginning Of The End' will be held on March 28 and 29 at Korea University.