Spoiler photos of SNSD member Yoona guesting on SBS's "Running Man" have been released. On April 5th, various portal sites uploaded the photos with the comment, "Yoona, 'Running Man' recording photos." Yoona displayed a natural look, wearing her long hair down in a baseball cap. In particular, even when wearing just a black t-shirt and jeans, her perfect body was still apparent - garnering much attention. Netizens commented, "I wore jeans, t-shirt, and a hat, too... but I don't look like that", "It looks like a female detective is disguised as a normal citizen", and "Wow! Love at first sight!" It was revealed that Yoona and Sunny participated in the recording of "Running Man" on the 4th at the Dong Dae Moon flea market. Source: Ilgan Sports via Nate