Actor Kang Dong Won is not only handsome, he is also quite a smart man according to his school grades and test scores!

On the Teacher's Day special of SBS' 'One Night of TV Entertainment', the school days of some of your favorite celebrities were revealed and Kang Dong Won's past especially surprised viewers.

Kang Dong's Won's report card from middle school was unveiled and shows the actor receiving high grades of mostly 'excellent' mixed in with some 'great' (mostly 'A's and some 'B's), as well as receiving comments about being an exemplary student. His IQ was also measured to be at 137, surprising his fans who had not known about this tidbit previously.

Kang Dong Won will soon be filming for the upcoming movie 'KUNDO : Age of the Rampant', which will premiere later this year.