The Lorax (2012)/Phineas and Ferb

Cast

 * Ted as Phineas
 * Pipsqueak as Ferb
 * Anais (from The Amazing World of Gumball) as Isabella
 * Audrey as Candace
 * The Once-Ler's Brothers as Buford and Baljieet
 * The Lorax as Major Monogram
 * Mr. O' Hare as Dr. Doofenshmirtz
 * Young Once-Ler as Jeremy
 * and more