![Sonic Underground](https://image.tmdb.org/t/p/w342/29FVFvLt10iFG6Lyu5tks9IWdXT.jpg)
1 Season
40 Episode
Sonic Underground - Season 1 Episode 17 Head Games
As Sonic begins to chow chili dogs for a snack, he finds a message in the sack from his mother urging him to head to Speedster Island. When he, his brother and his sister arrive, what they encounter is an ancient sanctuary that is about to be overrun by Robotnik and sold off bit by bit. The Hedgehogs must persuade Bartleby to end his deal to build a resort on the beautiful island and save the people of the village from becoming slaves of Robotnik.
- Year: 1999
- Country: France, United States of America
- Genre: Action & Adventure, Animation
- Studio: TF1, Syndication
- Keyword: musical, robot as menace, rebellion, triplet, based on video game, hedgehog, animal protagonist, band
- Director: Jean Chalopin, Robby London, Jean Cheville
- Cast: Jaleel White, Garry Chalk, Maurice LaMarche, Peter Wilds, Gail Webster, Ian James Corlett