Twinsanity
Disclaimer: I do not own thunderbirds or any of the characters but my character Althea, and my ideas but I will be using ideas from Monkeygirl77 please go look at her stories and when one of her ideas is in a story I will tell you. But thank you very much Monkeygirl77
Summary: Alan and Althea Tracy are twins, they do everything together and know each other's secret, being the youngest of their family their babied and aren't taken seriously so when the family of heroes are under attack from a mad man who calls himself the hood, their only hope are the twins,