Phineas and Ferb/Avatar: The Last Airbender


 * Phineas as Aang
 * Isabella as Katara
 * Perry as Momo
 * Jeremy as Sokka
 * Candace as Toph
 * Buford as Zuko
 * Vanessa as Azula
 * Dr. Heinz Doofenshmirtz as Fire Lord Ozai