David Murray "Dav" Pilkey Jr.
(born March 4, 1966) is an American cartoonist, author, and illustrator of children's literature.
He is best known as the author and illustrator of the children's book series, Captain Underpants, and its spin-off children's graphic novel series Dog Man, the latter published under the respective writer and illustrator pen names of George Beard and Harold Hutchins, which are also the names of the two protagonists of the Captain Underpants series.
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When a faithful police dog and his human police officer owner are injured together on the job, a harebrained but life-saving surgery fuses the two of them together and Dog Man is born. Dog Man is sworn to protect and serve—and fetch, sit and roll over. As Dog Man embraces his new identity and strives to impress his Chief, he must stop the pretty evil plots of feline supervillain Petey the Cat.
Hally Tosis is a great family dog, but there is one horrible thing about her: her breath! It is so smelly, Hally's pet parents want to find a new home for her. The children, desperate to keep their beloved pet, try everything to rid Hally of her stinky stench. Can life for the Tosis Family end up smelling like a rose?
Based on the bestselling book series, this outrageous comedy tells the story of George and Harold, two overly imaginative pranksters who hypnotize their principal into thinking he’s an enthusiastic, yet dimwitted, superhero named Captain Underpants.