Soon you'll be able to transform your cellphone's interface to match that of your favorite Cartoon Network characters. Cartoon Network New Media just released CallToons, which is software that replaces your cellphone's menu graphics and sounds with various voices, wallpaper, ringtones, and other media from the Cartoon Network. So far they're talking with Sony Ericsson, with presumably more cell phone vendors to follow.

Cartoon Network characters to hit cell phones by year's end (AP via Yahoo!)