VIDEO: Cartoon Network Celebrates 20 Years with All-Star Character Mash-Up

Cartoon Network is celebrating its 20th Birthday this week with the world television premiere of an epic, on-air party mash-up created to showcase the network's 20 years of animated entertainment. The two-minute spot features a number of character all-stars who've contributed to Cartoon Network's remarkable legacy. Never thought you'd see Adventure Time's Lumpy Space Princess with Bugs and Daffy? They are all at this party together! The mash-up premieres tonight on the Cartoon Network. Get a sneak peek below!