Benjamin Jeremy "Ben" Stein (born November 25, 1944) is an American actor, writer, lawyer and commentator in political and economical issues. He voices the Head Pixie and Sanderson. Although he does not voice them for the rapping sequences. Outside of the Fairly OddParents, Stein is also best known for portraying the Economics teacher in Ferris Bueller's Day Off and Francis "Pip" Pumphandle in Animaniacs.