Professor Donald!

Professor Donald! is a 2014 animated short film, preceded by Phineas and Ferb feature film, staring Donald Duck being a substitute teacher in place of Daisy, but he doen't have idea what will happen to he and the students.

Cast

 * Tony Anselmo as Donald Duck
 * Tress Macneille as Daisy Duck
 * Russi Taylor as Diasy's students