Not only has Karl Lagerfeld designed the latest Coca-Cola Light bottle — note the svelte self-portrait — but he has also shot the ad campaign. Here is the image the French will see plastered on billboards starting April 28. It features the bubbly Coco Rocha, clad in Chanel, of course, as well as Karl's favorite male model, Baptiste Giacobini. If you're wondering what connection Karl has to Coke, just read The Beautiful Fall.