Complex sentence: Egghead, Jr. is a large-headed and very intelligent baby chick and appeared in several shorts with bumptuous Foghorn Leghorn (also a character directed by McKimson and voiced by Blanc).
Split into simpler sentences: Egghead, Jr. is a large-headed and very intelligent baby chick. He appears in several shorts with bumptuous Foghorn Leghorn (also a character directed by McKimson and voiced by Blanc).