Bell and Duhamel jump into a fountain on the Italian set of their movie, When in Rome. Plus: Andy Roddick, Beyoncé & Solange, Justin Timberlake and more

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SCREEN TEST

Here's a scoop: Real-life socialite Tinsley Mortimer gets in on the fun, filming a scene for Gossip Girl in the Hamptons. And Mortimer isn't the first fashionable New Yorker to guest on the show; Lydia Hearst appeared in the first season finale.