Go Team Go

"Go Team Go" is the forty-first episode of Kim Possible.

Synopsis
On a trip to bustling Go City, a bird-themed villain named Aviarius attacks the Bueno Nacho that Kim and Ron are visiting, and Kim inadverently gains super-strength while trying to foil the villain's attempt in stealing a mysterious masked hero's powers. The two teens quickly find themselves involved with the retired superhero group, Team Go, who, Kim quickly learns, are Shego's family. But with everyone but Kim powerless against Aviarius and the team's two youngest members captured, they must enlist the help of none other than Shego.

Home video releases
DVD
 * Kim Possible: The Complete Second Season