The Fairly OddParents: Season 9, Episode 12

9 - 12:

A Boy and his Dog-Boy: Sparky wishes he was a human, and Timmy becomes a dog. Timmy tries to convince Sparky to change back to canine form. Crock Blocked: Timmy wishes Mr. Crocker would disappear, but he becomes invisible. Due to this, Dad thinks the house is haunted.