Actor Jo Jung Suk appeared on KBS 2TV's 'Happy Together 3' on October 15 with his friends.

His friends revealed, "In freshman year of college during our school days, [Jo Jung Suk] dated the female student we all liked," surprising everybody.

SEE ALSO: Kep1er cancels December 28th fan sign event following Influenza diagnosis of four members

When this corner ended, Yoo Jae Suk further shocked everyone with his announcement, "To tell the truth, we have brought 'that woman' onto the show. The very person who Jo Jung Suk dated in his freshman year of college," making him nervous.  

He asked with a surprised expression, "Really?" and Yoo Jae Suk replied, "If we had really brought her on, our program would hit the jackpot," making everyone laugh as they realized he was trolling.

Jo Jung Suk went, "Ah, I was really surprised!" making everyone laugh. Worth.