This page contains Hey Arnold! The Movie Codes for GameBoy Advance called "Unlock Helga" and has been posted or updated on Apr 27, 2007 by jackattack1.
- Developer: Altron
- Publisher: Thq
- Genre: Action Platformer
- Release: May 29, 2002
- ESRB: Everyone
Press Up, Down, Right, Left, Left Right, Down, Up, Select at the map screen. Note: You will always start off at "Arnold's Street".
Please Submit a Problem for any incomplete, non-working or fake cheat listed above.
If you know other secrets, hints, glitches or level guides, then please Submit your Cheats and share your insights with other players.
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