Photo by: DC Comics / Milk Processor Education Program
Holy Milk Mustache, Batman!
The latest celeb to appear in a milk ad is Christian Bale – in his complete Batman costume from The Dark Knight – who encourages teens to drink three glasses of lowfat or fat-free milk daily. Bale, 34, costars with Heath Ledger, whom Bale called "intense" and "anarchistic" on the set.