S2E3
Grumpy Young Men
The Adventures of Jimmy Neutron: Boy Genius
calendar_todayOct 3, 2003
schedule12 min
They boys use a metabolic accelerator to make them old enough to buy a violent video game.
broadcast_on_home Networks
Nickelodeon
star Guest Stars
Megan Cavanagh
Judy Neutron / Gretchen (voice)
Mark DeCarlo
Hugh Neutron / Clerk (voice)
Billy West
Sam Melnick / Lance (voice)
Carolyn Lawrence
Cindy Vortex (voice)
Crystal Scales
Libby Folfax (voice)
Frank Welker
Goddard / Special Vocal Effects (voice)