The popular SBS entertainment program 'Running Man' guest of the week and actress Gong Seung Yeon is good friends with actress and singer Shirley of f(x).

Actress Gong Seung Yeon posted on her Facebook account a picture of her with Shirley of f(x) at the press release of the film 'Fashion King.' In the photo, Shirley wore a black sweater and hugged Gong Seung Yeon endearingly. In related news, on the most recent episode of the popular SBS entertainment program 'Running Man,' which aired on October 11, 2015, guests Yoon Bak, Park Han Byul, Gong Seung Yeon, Stephanie, Joy, Hwang Suk Jung, Kim Ja In and Jung Kyung Ho starred and played games with the Running Man members. At the end of the episode, guest Gong Seung Yeon and member Haha in team achieved victory. The SBS entertainment program 'Running Man' is one of the most popular Korean TV shows with international fame. The SBS entertainment program 'Running Man' is one of the most popular Korean TV shows with international fame. The SBS entertainment program "Running Man" has been one of the oldest and widely popular weekend shows in Korea, along with "Infinite Challenge" and "1 Night 2 Days."