Kristen Anderson-Lopez

Kristen Anderson-Lopez is an American actress and song-writer who wrote the music for Finding Nemo: The Musical and the 2011 Winnie the Pooh film where she also provided the voice of Kanga. She also wrote songs for the 2013 Disney animated film Frozen  and it's '' sequel

Trivia

 * She will reprise her role as Kanga in the upcoming live action film along with Winnie the Pooh, voiced by Jim Cummings, and Roo, voiced by Wyatt Dean Hall. This makes her the third actor to reprise her animated role in a live action film, the first being James Earl Jones as Mufasa in the live action remake of The Lion King and the second being Jim Cummings as Winnie the Pooh in the upcoming live action film.