Another press conference opened up for movie 'Hyung' on November 15, where D.O revealed he had a ton of laughs because of Jo Jung Suk's ad-libs.

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He said, "It's a movie I filmed a year ago, so I can't exactly remember, but the memories of the emotions and how we were kept popping up in my head again while watching the movie. I remember that I laughed a lot on set because of Jo Jung Suk  He was so funny that I made over 10 NGs."

What a mischievous older brother!