To me this ad has to do with sex appeal. The asparagus looks like female legs. This ad is telling me that if I eat my vegetables I can be sexy. A good example of an attention grabbing ad. Great example of imagery.
This anti pepsi ad is a great example of semantic memory. You automatically know that this is the pepsi logo because of brand awareness. This shows that soft drinks such as this can make you fat so you must be careful what you put into your body.
Potatoes growing out of the ceiling in a tunnel. It's an ad by Lays: 'our potatoes are grown closer than you may think.' Could be an interesting street art concept, hanging growing stuff in subway tunnels etc.
Guerrilla Marketing Papa Johns Pizza I almost could go either way with this one. It's funny and memorable. But because it blocks the actually view and the door would have to be opened to see who was there, it could backfire and be dangerous.
Just a beautiful ad campaign - Public Service Campaign: Give a Hand to Wild Life by Saatchi Saatchi Simko agency in Geneva, is a series of clever and beautiful photographs of human hands camouflaged as wild animals by bodypainter Guido Daniele.