Uncle Grandpa in “Unfinished Business”

Uncle Grandpa

Boy, that sure makes my eyes hurt. Now let's see here... [Grab a checklist revealing several other Cartoon Network protagonists] Dexter, Dee-dee, Blossom, Bubbles, Buttercup, Ed, Edd, Eddy, Billy, Mandy, Mac, Juniper Lee, Swat Kats, Flapjack, Finn, Oh! Steven! [checks off Steven's name] Now who's next? [Clarence's name is shown at the bottom of the list]