MTV's Trippin, hosted by slammin' Cameron Diaz, follows Cam and friends—including Redman, Justin Timberlake, and Blink-182's Mark Hoppus—as they hop the globe preaching environmentalism and visiting some of the poorest places in the world. Trippin hot spots have included the grasslands of Nepal, the glaciers down Patagonia way, the Atacama Desert of Chile, and our very own Yellowstone National Park . . . … Become a Mr Skin Member and get the full review