Song Joong Ki and Lee Kwang Soo have been known to be very close friends ever since their days on Running Man together.
In recent news, it has been revealed on March 17th by multiple sources that Song Joong Ki recently wrapped up a cameo filming for Lee Kwang Soo’s upcoming KBS 2TV drama The Sound of Your Heart. Despite having a busy schedule, the actor found time to do a cameo as a show of support for his best friend.
Despite no longer working together on the same variety show, the two actors have continued their friendship which is as strong as ever as the two have shown support for one another. For example, Lee Kwang Soo, along with Park Bo Gum, recently made a guest appearance at Song Joong Ki’s fan meeting. Additionally, Lee Kwang Soo had even made a cameo appearance in his latest hit drama, Descendants of the Sun.
The Sound of Your Heart is based off a web comic and is a sitcom drama with Lee Kwang Soo playing the lead role.
Source: Herald Pop