Ellen DeGeneres is in negotiations to return in Pixar's upcoming sequel Finding Nemo 2.

The actress voiced Dory, a Pacific Regal Blue Tang who suffers from short-term memory loss. Plot details for the new film are being held under wraps.

Andrew Stanton is directing the sequel from a script provided by Victoria Strouse. Lindsey Collins will be producing.

Related: Finding Dory Trailer #2 Brings Back Pixar's Favorite Fish Family

The original is the highest grossing film for Pixar, bringing in $868 million worldwide. It also won the Academy Award for Best Animated Feature.

Finding Nemo is returning to the big screen in 3D on September 14th.

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