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Do your part in style. Julia Roberts and Emporio Armani have teamed up to create the newest (Product) Red Tee. The cute top is made in Africa, and 40 percent of the proceeds from each $125 shirt go directly to the Global Fund to help fight AIDS in Africa.

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Still trying to crack the code on when airlines change their prices? Farecast.com predicts whether air fares are rising or dropping so you can decide to buy now or later. Could this ruin our theory that the best time to buy tickets is at 12:01 a.m. on Wednesdays? We certainly hope so.

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Anything you can do, the new iTunes can do better. iTunes 8.0 is available for download! Of all the new features, our favorite is Genius, which creates a playlist of songs from your library that sound good together (i.e., what "party shuffle" should have done). Download it from Apple.