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. Let us know what you think of this Code by thumbs voting.
- Developer: Altron
- Publisher: THQ
- Genre: Action Platformer 2D
- Release Date: 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".
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