Can't Top This!

Can't Top This! is a line of Cartoon Network series and cereal mascot-themed spinning desk tops (called Cartoon Network All-Stars and Kellogg's All-Stars) sold by Kellogg's cereals in 2003. There were 14 in total and could be contained in a special box, too.

Cartoon Network All-Stars

 * The Powerpuff Girls
 * Blossom Utonium
 * Bubbles Utonium
 * Buttercup Utonium
 * Mojo Jojo
 * Johnny Bravo
 * Johnny Bravo
 * Courage the Cowardly Dog
 * Courage
 * Dexter's Laboratory
 * Dexter
 * Dee Dee

Behind the scenes

 * The name is a reference to MC Hammer's 1990 song "U Can't Touch This."