Does Suk& Geun Young practice the 1st kissing scene?^^

JGS on variety show 我爱记歌词
The host asked Suk did they practice before kissing Geun Young's forehead during MSOAN??? Suk at first looked down coyly （isnt that like a shy girl? for this behavior every one burst into laugh）， and then he response：NO ........

Suk expression while answering the question about the kissing scene ^^