Jack Hamm drew which official Warner Bros. mascot?
Jack Hamm:  As a cartoonist and comic strip letterer, he worked on the "Bugs Bunny", "Alley Oop", and "Boots and Her Buddies" comic strips before attending Baylor University to study theology. Bugs Bunny:  This era led to his becoming an American cultural icon and the official mascot of Warner Bros.
Bugs Bunny