Thirteen years in the future, grown up Timmy Turner and Tootie begin to date, and by means of a new rule, is allowed to keep his fairies into adulthood and share them with Tootie, who is welcomed as a new member of the now-extended fairy family. This takes place in an alternate timeline from the current main series.
The Turner family is the main human family of the show. Timmy Turner and his parents; known only as Mom and Dad; live in the city of Dimmsdale. There are also many extended members of the Turner family, as well as Timmy's future children Tammy and Tommy Turner.
Vicky lives in Dimmsdale near the Turner family, where she acts as Timmy's babysitter and tormentor. Vicky also tortures her family at home, whichhich consists of her mother Nicky, her unnamed father, and Timmy-loving her little sister Tootie.
The McBadbat's are a poor family that live in a trailer park. It consists of Chester McBadbat, and his father Bucky McBadbat. The fate of Chester's mother is as of yet unclear, though pictures have been seen of her.
The Tang family is an extremely wealthy family that lives in a mansion in Dimmsdale. The only other person seen from Trixie's family is her unnamed father. Trixie's mother has been mentioned, but not seen.
Cosmo's extended family is the Cosma family, consisting of notably his mother, Mama Cosma. His father, Papa Cosmo, was turned into a fly long ago when Cosmo was a baby, flew away, and was never seen again. The Cosma's and the Von Strangle's are also related through a long extended line.
Wanda's extended family is the Fairywinkle family. Her father, Big Daddy, runs a disposal business for magic garbage, although it is shown to be more like a Mafia family. Wanda also has many uncles. The most notable member is Blonda, who is an actress on Fairy World television. Wanda's Mother has also been mentioned, but has never appeared.
The Von Strangle family are the toughest fairies in Fairy World, most notable Jorgen Von Strangle, who claims that title for himself. His grandmother, Nana Boom Boom, runs a bakery in Fairy World, and also looks just as muscular as Jorgen. Jorgen and Cosmo are related cousins through a long extended line in their families.