George Clooney is talking more smack about his iconic performance as superhero billionaire Bruce Wayne in "Batman & Robin." While on a junket to promote his new movie, "The Tender Bar" — for which he directed Ben Affleck in the starring role — Variety couldn’t help but ask the 60-year-old filmmaker about his nipple-enhanced 1997 turn as Batman, which most Hollywood insiders know can trigger the usually affable Clooney.