Chewbacca source "15 Chewbacca Facts in Honour of Peter Mayhew's Birthday" "15 Chewbacca Facts in Honour of Peter Mayhew's Birthday" continued his day a monkey, a dog, and a cat 15 Chewbacca Facts in Honour of Peter Mayhew's Birthday "15 Chewbacca Facts in Honour of Peter Mayhew's Birthday" "15 Chewbacca Facts in Honour of Peter Mayhew's Birthday" a monkey, a dog, and a cat MentalFloss