culprit and kill him. Batman escapes Gorilla Boss's grasp and is chased up the building until Gorilla Boss falls to the street where he remains unconscious by the time Batman makes it to the ground. The truth about the gorilla having George Dyke's brain and the experiments that allowed this to happen were revealed. An alien race later places the brain of Gorilla Boss into the body of a chlorophyll-sapping alien beast as part of their plans to take over Earth. Superman and Batman were able to thwart the alien invasion, but Gorilla Boss escapes with Doc Willard. A witness to Whisperer's crime spree was later subjected to a brain surgery by Doc Willard to place Gorilla Boss' brain in him. When Batman was using a machine to get the information on Whisperer out of the witness, it was starting to reveal Batman's true identity causing Superman to destroy it. They both figured out that Doc Willard was responsible for the brain switch. Batman later finds Willard in a mentally-deranged state. When interrogating him at the Batcave, he revealed that a "yellow alien" took Gorilla Boss' brain. Batman deduces that Sinestro was responsible. Superman finds that Sinestro is using Gorilla Boss' brain to increase his power supply. Superman thwarts this plot. While Sinestro was sent back to Qward, Doc Willard is remanded to Arkham Asylum while Gorilla Boss' brain is placed back in its place in the Batcave. By the time Gorilla Boss' brain is back in his gorilla body, he gets used as a pawn by Gorilla Grodd who mind-controls him, Congorilla, B'wana Beast's gorilla companion Djuba, Monsieur Mallah, and Sam Simeon. Though it also affects Swamp Thing. When Gorilla Grodd's psychic abilities have reached his limit enough to damage his brain, Gorilla Boss and the other apes are freed from his mind-control. Gorilla Boss in other media Gorilla Boss appears in the Batman: The Brave and the Bold episode "Gorillas in our Midst!", voiced by Diedrich Bader. This version sports a suit and can speak. He joins forces with Gorilla Grodd and Monsieur Mallah to form G.A.S.P. (Gorillas and Apes Seizing Power) and replace Gotham City's population with gorillas. However, they are defeated by Batman, Detective Chimp, B'wana Beast, and Vixen. Gorilla Grodd Gravedigger Gravedigger is the name of two different characters appearing in American comic books published by DC Comics. Ulysses Hazard Ulysses Hazard is a soldier