A group of unlikely young martial artists learns that the toughest opponent isn’t another fighter, but their own anger.

: Although not always guaranteed, some documentaries and films, including "Fight Kids", might be uploaded to YouTube. You can search for the title and see if any uploads are available. Be cautious and ensure you're using a reputable source to avoid any copyright or safety issues.

Based on available information and safety assessments, "FightingKids" is a site and brand that distributes videos featuring children and minors in competitive grappling and "fighting" scenarios.

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