2AM's Jo Kwon has intrigued fans once again with new details on Brown Eyed Girl's Ga-In's kiss scene with B2ST's Yoon Doojoon. Ga-in guested on the latest episode of KBS 2TV's 'Secret', only to have the story of her kiss scene NGs with Doojoon from�'All My Love' revealed on television. Jo Kwon came on as a surprise witness of the incident, and explained, "When we were filming the sitcom together, Ga-In acted without NG's when she was acting with other female actresses; but for some reason, she always had a lot of NG's when she was acting next to male actors. In particular, she had a ton of NG's during her kiss scene with Yoon Doojoon." Ga-in, who seemed surprised by the subtle accusation, explained, "Because I am a woman, too, I get nervous when acting with male actors. I even got nervous when I was acting with Kim Kap Soo senior," drawing laughter in the studio. Be sure to check out the full story on 'Secret', which will air on Saturday, October 29th. Source: OSEN via Nate