Timmy adopts a mischievous and magical fairy dog named Sparky. However, owning a fairy dog proves to be a much bigger challenge than Timmy could have ever predicted.

Timmy wishes Mr. Dinkleberg would replace Dad as Squirrely Scout leader.

Cosmo loses his memory and mistakenly thinks he's supposed to grant wishes for Timmy's father.

Mr. Crocker realizes that Sparky has magical powers. Eager to use the fairy dog’s powers to fulfill his own wishes, Mr. Crocker hypnotizes Sparky in an attempt to turn him against Timmy.

Crocker grades on a bell curve so Timmy wishes everyone was dumber than him. Unfortunately, a meteor threatens Earth and Timmy’s the only one smart enough to stop it.

Poof is going through the Terrible Twos, and Foop uses this to cause mayhem in Dimmsdale.

Timmy wishes for the world's coolest smart phone.

Timmy wishes the animals would clean up after themselves.

Crocker kidnaps Timmy's mom because he thinks she's a troll who possesses magic.

Foop becomes Vicky's anti-fairy godparent and they both terrorize Timmy and the kids of Dimmsdale.

Mr. Crocker becomes a teacher at the Fairy Academy; Poof begins to learn how to talk.

Timmy, his father and the fairies get stuck in a board game created by Cosmo.

Timmy wishes Sparky would get a chance to be heroic, while Dad thinks he can talk to animals.

After making a deal with Dad, Crocker becomes best friends with Dinkleberg

Timmy wishes that Mr. Crocker would disappear, and Mr. Crocker becomes invisible.

To impress a new girl at his school, Timmy wishes that he was several different personalities, one of them being emo.

Fairy Dust has been building up in Timmy's room, so he needs to clear it out before he can make more wishes.

When Cosmo and Wanda bring Timmy back through time to meet their former Godchildren, his interactions with them alter the future.

Crocker tries to program Sparky as an unwitting sleeper agent in his war against Timmy and the fairies.

Catman mistakes Sparky for his old archenemy Dogman.

Timmy gets Jorgen fired. He helps Jorgen find a new job.

Sparky makes his own magic dog treats. Crocker tries to buy one million of them in order to make a wish

Using Timmy's DNA, Crocker pretends to be Timmy from the future.

Cosmo loses his wand and Timmy and the gang must help find it.

When Dad forgets all of the supplies for the Squirrely Scouts camping trip, Timmy tries to smooth things over with scary stories around a campfire.