![](https://image.tmdb.org/t/p/original/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![](https://image.tmdb.org/t/p/w342/hmXG0SBVg0vjD4xp3jWQ0cZJIOr.jpg)
The Bad Seed Syndrome
Parasites spread by alien seeds take over MIB and threaten the world. As the remaining agents try to stop it, Jay can't keep his mouth shut since he's accidentally been given a truth serum.
![](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![](https://image.tmdb.org/t/p/w300/k57FhSy0kkmRmigMG76gFoy4ZtY.jpg)
![](https://image.tmdb.org/t/p/w300/xyQa8J1R1LJBD2IUJrAe0R6Ut8T.jpg)
![](https://image.tmdb.org/t/p/w300/e7o3kZ1UPAsmIDob6sxkoVmeaGO.jpg)
Other episodes for this season
![The Little Big Man Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![The Quick Clone Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![The Heads You Lose Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![The Dog Eat Dog Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![The Big Bad Bug Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![The Jack O'Lantern Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![The Sonic Boom Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![The Bad Seed Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![The Fmall, Fmall World Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![The Black Christmas Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![The Supermen in Black Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![The Star System Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
![The Blackguard Syndrome](https://image.tmdb.org/t/p/w300/tH2YU67rhECyNGC8fV0S6YtIlyR.jpg)
Parasites spread by alien seeds take over MIB and threaten the world. As the remaining agents try to stop it, Jay can't keep his mouth shut since he's accidentally been given a truth serum.