Neville Astley and Mark Baker created the children's cartoon series Peppa Pig, which first aired on May 31, 2004 in the UK. The show follows Peppa, an anthropomorphic pig, her brother George, and their parents as they go on adventures. Some of the main characters include Peppa, George, Mummy Pig, Daddy Pig, Grandma Pig, and Grandpa Pig.