Samsung Card, one of Korea's biggest credit card companies has a new advertising campaign titled "Why Not?" Basically, the campaign shows various people doing "Why Not" things. The main star for this campaign is SS501 leader Kim Hyun Joong, his theme for Why Not is getting naked and saying that he's never worn clothes going to bed. I'm sure the fan girls will really appreciate this particular theme. Thanks to everyone who sent this in and check out the various clips below. 30 second teaser English Subbed: Making film featuring Kim Hyun Joong: Full Making of Video: KHJ Version: