Jan 13, - When we first caught a glimpse of Justin Bieber’s Calvin Klein Underwear ads, all we could think was how familiar they looked. Standing tall in his tight white boxer briefs, Justin looked more like former Calvin model Mark Wahlberg than ever. Mark discussed Justin's ads on Conan. Feb 12, - A look back at Calvin Klein's iconic Mark Mark ads for men's underwear. known, of course, as Marky Mark. Mark Wahlberg for Calvin Klein.