Recent insights from YouTube channel 'Ddeun Ddeun' revealed that actor Lee Kwang-soo consulted Yoo Jae-suk regarding his long-term relationship with Lee Sun-bin before it went public. Lee Kwang-soo and Lee Sun-bin, who first met on the program 'Running Man' in 2016, have been in a public relationship since 2018. During the video, Yoo Jae-suk expressed his warm support for the couple, and fellow guest Ji Ye-eun shared that she maintains a friendly relationship with Lee Sun-bin, even facilitating video calls between the couple. The ongoing support and public interest reflect the couple's enduring six-year public romance. - Lee Kwang-soo and Lee Sun-bin have been dating for 6 years since officially acknowledging their relationship in 2018. - Lee Kwang-soo credited Yoo Jae-suk for providing 10 years of personal dating coaching throughout his journey with Lee Sun-bin. Q: Why is this trending? A: The relationship between Lee Kwang-soo and Lee Sun-bin has garnered significant attention following the revelation that Yoo Jae-suk actively coached the couple throughout their 6-year public romance. | Recent insights from YouTube channel 'Ddeun Ddeun' revealed that actor Lee Kwang-soo consulted Yoo Jae-suk regarding his long-term relationship with Lee Sun-bin before it went public. Lee Kwang-soo and Lee Sun-bin, who first met on the program 'Running Man' in 2016, have been in a public relationship since 2018. During the video, Yoo Jae-suk expressed his warm support for the couple, and fellow guest Ji Ye-eun shared that she maintains a friendly relationship with Lee Sun-bin, even facilitating video calls between the couple. The ongoing support and public interest reflect the couple's enduring six-year public romance. - Lee Kwang-soo and Lee Sun-bin have been dating for 6 years since officially acknowledging their relationship in 2018. - Lee Kwang-soo credited Yoo Jae-suk for providing 10 years of personal dating coaching throughout his journey with Lee Sun-bin. Q: Why is this trending? A: The relationship between Lee Kwang-soo and Lee Sun-bin has garnered significant attention following the revelation that Yoo Jae-suk actively coached the couple throughout their 6-year public romance.