Seasons & episodes
S3 · E1The Worm-Guy Guy Syndrome 1999-10-02 · 22 min
Two Kalifadik law enforcement officials begin punishing the guilty on Earth, using teleportation guns to send them to an alien prison. As MIB tries to stop them, Jay and one of the worms pass through each in mid-teleportation and slowly turn into each other.
S3 · E2The Cold Sweat Syndrome 1999-10-09 · 22 min
Merged together, Alpha and Dak find themselves in Antartica where a powerful alien spaceship lies buried.
S3 · E3The Puppy Love Syndrome 1999-10-23 · 22 min
Frank the Pug meets an alien named Veronica and falls in love. But what he doesn't know is that Veronica works for Javkor, who is out to steal MIB's most powerful weapons.
S3 · E4The Lost Continent Syndrome 1999-11-06 · 22 min
Jay and Kay have to stop alien terrorist Quintoon's plans to raise the legendary Atlantis continent.
S3 · E5The Way Out West Syndrome 1999-11-13 · 22 min
When MIB fails to stop a Metaphite that threatens Phoenix, Jay and Kay have to travel back in time to the wild west to find the Metaphite's then vulnerable cocoon.
S3 · E6The Mine, Mine, Mine Syndrome 1999-11-20 · 22 min
The Bug Queen herself has come to Earth and is hiding in hotel, waiting for her eggs to be able to take over. Making things worse for MIB is the presence of the Emperor Worm, who happens to be staying in the exact same hotel as the Bugs.
S3 · E7The Bye-Bye Worm Syndrome 1999-12-04 · 22 min
When Zed orders the worms to be sent back to their home after another mishap, Jay does whatever he can to prove their innocence.
S3 · E8The Lights Out Syndrome 2000-01-15 · 22 min
Kay is blinded by a Darkon ray and will need Jay's help to stop the Darkons from creating a permanent eclipse.
S3 · E9The Out To Pasture Syndrome 2000-01-22 · 22 min
Zed surprises everyone when he decides it's time to retire. Jay gets partnered with Elle since Kay is chosen to be the new head of MIB. As Zed is neuralized and embarks on a life of fishing in Long Island, Alpha returns more powerful than ever.
S3 · E10The Sardines & Ice Cream Syndrome 2000-02-05 · 22 min
Jay accidentally swallows an alien egg and becomes pregnant. Meanwhile, the Fmeks are shrinking everything in sight.
S3 · E11The I Want My Mummy Syndrome 2000-03-04 · 22 min
Jay and Kay have to contend with a recently awakened Hyperian, which is dressed like an ancient Egyptian Mummy.
S3 · E12The Baby Kay Syndrome 2000-03-25 · 22 min
The Stellairian leader comes to Earth for peace talks and Jay and Kay have to watch over his daughter, Kima. When she is kidnapped by Frostifarians, her age regressing hypo-spray breaks loose. Now as Kima grows older, Kay begins turning into a baby.
S3 · E13The Bad Doggie Syndrome 2000-04-08 · 22 min
Jay and Kay are moving fast to stop the take over of Earth by the Tunstons, whose king is hiding out in Frank the Pug's body.
S3 · E14The “J” is for James Syndrome 2000-05-20 · 22 min
Jay's destructive joyride in the LTD causes him to be thrown out of MIB. Now, Jay is neuralized and back in the NYPD just as the Bugs arrive.