1.Chad is 5' 7½" tall, according to his measurement during "Tales From the compliment House".
2.Chad Dylan Cooper did not exist in the original storyline of Sonny With A Chance. Sterling Knight auditioned for the role of Stuart, another member of So Random!, who happens to be Tawni Hart's boyfriend. Eventually, the character of Stuart was switched to Chad Dylan Cooper and Sterling was cast for the role of Chad Dylan Cooper.
3.Chad has an intense dislike for rubber chickens, as mentioned in "Tales From the compliment House" and "Guess Who's Coming to Guest Star."