Jeffrey M. Gunn
Born: None
Jimmy Neutron: Attack of the Twonkies
as Nick's Singing Voice (as Jeff Gun)Released: 2004-11-11
Jimmy takes a journey to a far-off comet called Twonkus 3 and some adorable alien creatures...
Movie page
The Adventures of Jimmy Neutron: Boy Genius
as Nick Singing (voice)First aired: 2002-07-20
Jimmy Neutron is the smartest kid in town. As a genius, Jimmy thinks most things can be solved...
TV Show page