The iPod shadow dancers have some nasty habits these days. One of them's even shooting heroin, as you can see. It's all part of a guerilla campaign for Berlin Suchthilfe (which translates as "Berlin Addiction Help."
The colorful posters show shadow-dancers pill-popping, drinking and smoking, all with the tagline "Nicht alle drogen sind so harmlos wie musik," which means "Not all drugs are so harmless as music." I just like that it implies that some are. You can see the rest of the ads at the link above.
(Via Digg.)