Kim Possible - Season 3 - Eps 5: Showdown at the Crooked D
Kim goes with her brothers and her father to visit her uncle’s ranch in Montana, in which Ron decides to go along because he figures that he’ll be able to be lazy at the ranch. However, when Dr. Drakken decides to hold a convention for the smartest people in the world, he uses his “silly hats” to make them ignorant so that he may become the best genius in the world. It’s up to Kim to save the day once again, though she soon learns that she may need help from her family; especially her cousin Joss who considers Kim her idol.
About Kim Possible

Title: Kim Possible
First Air Date: 2002-06-07
Last Air Date: 2007-09-07
Status: Ended
Rating: 7.537/10 (from 509 votes)
Language: EN
Seasons: 5
Total Episodes: 86
Network: Disney Channel
Genres: Animation, Action & Adventure, Comedy, Kids
Production Companies: Disney Television Animation
Synopsis
If there's danger or trouble, Kim Possible is there on the double to save the world from villains... and still make it home in time for cheerleading practice! Luckily, Kim has her sidekick Ron Stoppable and his pet naked mole-rat Rufus by her side.
Cast

Christy Carlson Romano
Kim Possible (voice)

Will Friedle
Ron Stoppable (voice)

Nancy Cartwright
Rufus (voice)

Tahj Mowry
Wade Load (voice)