Kids' WB! -- the CW's Saturday morning kids programming block -- kicks off its new lineup Sept.

Cartoon Network and Kids WB promised more new programming and more collaboration between the two Wednesday as the sibling channels unveiled their 2004-05 offerings.

Kids' WB announced project "Xiaolin Showdown" on Tuesday at its upfront presentation with AOL Time Warner sibling net Cartoon Network.

Celebrate the 25th anniversary of the Kids' WB with a look back at some of their best original programing like Animaniacs, Teen Titans, Batman Beyond, and more!