U.S. Olympic swimmers get peek at "Finding Nemo" in 3-D, film "Keep Swimming" ad

Team USA swimmers: Scott Weltz, Jessica Hardy, Missy Franklin, Nick Thoman and Micah Lawrence attend "Finding Nemo 3D" screening.

/ Disney-Pixar

(CBS News) The U.S. Olympic swim team recently got a sneak peek of "Finding Nemo" in 3-D at a private screening in Knoxville, Tenn.

Chloe Sutton, Scott Weltz, Jessica Hardy and Missy Franklin were among the swimmers at the event, making them one of the first audiences to see the film in 3-D. They caught the film shortly before heading off to London's Summer Olympics, which get under way July 27.

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The Oscar-winning 2003 movie will officially return to theaters on Sept. 14 in 3-D. It will then be released for the first time ever in high-definition Blu-ray and Blu-ray 3-D on Dec. 4. The Disney-Pixar flick features the voices of Ellen DeGeneres, Albert Brooks and Brad Garrett. The animated underwater adventure follows Marlin, his forgetful friend Dory and the young Nemo.

The Olympians also teamed with Disney-Pixar to create a "Just Keep Swimming" PSA for USASwimming.org.