Horton Hears a Who!
is a preschool that originally aired on CBS
Horton Hears a Who! is a 1970 American animated television special based on the 1954 Dr. Seuss book of the same name. It was produced and directed by Chuck Jones who previously produced the Seuss special How the Grinch Stole Christmas! The special was released on its own DVD on March 4, 2008.