The founder of MBK Entertainment has been hospitalized following a heart attack.

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On December 8, OSEN exclusively reported that insiders revealed agency head Kim Kwang Soo was admitted to a hospital in Seoul after suffering a myocardial infarction, and he's currently undergoing surgery. Furthermore, reports stated he got to the hospital fast enough to avoid a more dangerous situation. 

According to insiders, he's been focusing on DIA's appearance on KBS' 'The Unit' as of late, and they alleged the stress may have contributed to his condition.

MBK Entertainment is home to T-ara, DIA, IM, and Shannon as well as actors Park Sang Won and Kim Yu Hwan. Stay tuned for updates.