Pig Hears a Who!


 * Pig (Barnyard) as Horton the Elephant
 * Ben (Barnyard) as Morton the Mouse
 * Dag (Barnyard) as Vlad Vladikoff
 * Lightning McQueen (Cars) Mayor Ned McDodd
 * Mater (Cars) as Jojo
 * Sally (Cars) as Sally O'Malley