YouTube Video Idea: Cartoon Network City - Cartoon Cartoon Musical Bumper, But With South Park Characters

This is my idea for a YouTube video, focusing on Cartoon Network City and South Park.

Prominent Characters

 * Jimmy as Bloo
 * Sheilla (genderbent) as Lazlo

Major Speaking Characters

 * Clyde as Billy
 * Mr. and Mrs. Donovan as Ami and Yumi
 * Wendy as Frankie Foster
 * Kyle as Mac
 * Craig as Raj

Background Characters

 * Brimmy as Ed
 * Heidi as Coco
 * Eric Cartman as Eduardo
 * Gerald as Grim
 * Randy as Scoutmaster Lumpus
 * Stan Marsh as Numbah 1
 * Bebe as Blossom
 * Stripe (Craig's Pet) as Plank
 * Douglas as Robin
 * Mr. Garrison as Professor Utonium