The Lorax 2012

Dr. Seuss' The Lorax is a 2012 American computer-animated 3D musical fantasy comedy film produced by Illumination Entertainment and based on Dr. Seuss children's book. The film was released by Universal Pictures on March 2, 2012, the 108th birthday of Dr. Seuss.

It is the second adaptation of the book, following the 1972 animated musical television special. It builds on the book by expanding the story of Ted, the previously unnamed boy who visits the Once-ler. The cast includes Danny DeVito as the Lorax, Ed Helms as the Once-ler and Zac Efron as Ted Wiggins. New characters introduced in the film are Taylor Swift as Audrey, Ted's love interest. Rob Riggle as Aloysius O'Hare, the evil mayor of Thneedville. Betty White as Grammy Norma. Jenny Slate as Ted's mother, Mrs. Wiggins. Stephen Tobolowsky as Uncle Ubb. Elmarie Wendel as Aunt Grizelda.

Both Ted is named after the author of the book and Audrey is named after Dr. Seuss' wife Audrey Geisel. The film was a box office success, although it received mixed reviews.

Horton Hears a Who! 2008

Dr. Seuss' Horton Hears a Who! is a 2008 American computer-animated adventure comedy film, based on the Dr. Seuss' book. The film was directed by Jimmy Hayward and Steve Martino, and was produced by Blue Sky Studios. It features the voices of Jim Carrey and Steve Carell. Released on  march 14, 2008 by 20th Century Fox, it received generally positive reviews, and grossed $297 million on a budget of $85 million.

The film is the third Dr. Seuss feature film adaption, the second Dr. Seuss film starring Jim Carrey after How the Grinch Stole Christmas in 2000, and the first adaptation of a Dr. Seuss fully animated using Computer-generated imagery technology. It is also Carrey and Carell's second collaboration after Bruce Almighty in 2003.

The film features the voices of Jim Carrey as Horton. Steve Carell as Mayor Ned McDodd, the mayor of Whoville. Carol Burnett as the Kangaroo. Will Arnett as Vlad Vladikoff the vulture. Seth Rogan as Horton's best friend, Morton the mouse. Amy Poehler as Ned's wife, Sally O'Malley. Dan Fogler as Yummo Wickersham. Jesse McCartney as Ned's son, JoJo. Isla Fisher as Dr. Mary Lou LaRue, the teacher as Who U. Jonah Hill as Tommy. Laura Ortiz as Jessica. Josh Flitter as the Kangaroo's son Rudy. And Joey King as Katie the little baby yak and the film is narrated by Charles Osgood.