The X's

In their continuous effort to be like "normal families", the X's visit a family counselor to see what kind of issues "normal families" have. However, it is not long before they start to take their "roles" too seriously.

Truman gets a chance to capture the most wanted and elusive villain which is Copperhead. The rest of the family begin to suck up to Truman to capture Copperhead with him. Though a twist with Truman failing to choose in time leads to Copperhead showing up.

When the X's win a billion dollars, they must balance their new fame and fortune with their spy work.

Sick and tired of being short, Truman builds a small replica of Home Base for him to live in, until he misses his family.

When the X's punish Truman for hotdogging a mission and blowing up the X jet by selling all of his spy gadgets, Glowface persuades the boy to join S.N.A.F.U., his first mission: destroy the X's.

Truman has a crush on Tuesday's friend Kimla. Truman realizes there's only one way to get past this "little kid" thing – he has to tell her he's really an international super spy. Not surprisingly, Kimla doesn't believe him. Surprisingly, she continues to disbelieve his story even when he sneaks her along on a mission and the truth is right in front of her nose.

The archenemies of the X's, the Y's, move in next door. The X's suspect they are up to no good, but cannot prove anything until the Y's show their true colors during Glowface's next plot.

When Tuesday is suspicious of Brandon, the X's find out that he is a part-time S.N.A.F.U. agent.

Home Base explodes when the X's forget his birthday. Without Home Base, the X's need to survive on their own.

The X's have to babysit a neighbor's baby and they cannot change his diaper. Will they ever be able to change that diaper?

The X's try to prevent Mrs. X's parents Louise and Stanley from realizing that they are spies when they come for a visit.

After the X's go on a mission, Truman faces an ultimatum where he has a single day to train Rex or else he will go to the pound.

Truman creates a body for Home Base so he can carry the X's weapons, but the X's hate it. It even gives Home Base problems when he tries to stop Sasquatch, Bio-Harold, and the Scream Queens alone.

Truman attempts to scare his family by turning Home Base into a haunted house, but Glowface takes control of the Home Base, and soon, Tuesday, Mr. X, and Mrs. X are zombies. Can Truman stop Glowface's evil plot before his brain is eaten?

Truman saves a baby from one of his paintball traps, and the public hail him as a hero. Tuesday tries to expose Truman as the culprit. Truman begins to realize that he may not like his new lifestyle that comes from being a public hero. Meanwhile, Glowface is jealous of Truman's public attention.

After Mr. X's necktie reflects off Glowface's base walls, he suffers a tie loss. He now cannot fight. Can the other X's save Mr. X from his loss of "Mr. Tie-tie", or will the X's become nothing?

Brandon will play Romeo in the school play of Romeo and Juliet, and Seven Y competes with Tuesday to see who may play Juliet.

Mr. X takes Truman to his favorite childhood camp, hoping he will love it, too. Turns out Truman does not, much to Mr. X's dismay.