Warren Ampersand

Warren Ampersand is a minor villain in the Adventure Time TV series. He is also Jake's other dad who gave him his stretchy powers.

He was voiced by John DiMaggio now he is voiced by Dave Foley.

Biography
He first appeared in a flashback in the episode "Joshua and Margret Investigations." After Jake's parent Joshua and Margeret go to Tree Truck's house to investigate a strange creature she saw. They find Warren in the forest in the form of an owl. He then bites Joshua on the head which makes him ill. Margret then goes off to cure Joshua by getting some venom from Warren himself. After she does Warren laughs manically before opening a portal to returnn to his home world. While the was gone the illnes he gave to Joshua cause him to give birth to Jake out of his head.

He makes a cameo apperance in Jake's dream in the episode "Orb" foreshadowing Jake taking on his true form as Warren's son. He then makes another cameo in "Abstract" within another one of Jake's dreams. In the end Jake accepts his new change then reverts back to his old self.

He makes another apperance in "First Ivestigation" watching Finn with baby Jake from outside Joshua and Margaret's old headquartes. He then appears near the end where he appears old and weak, then he changes Jake blue again and tells him that they have to leave. He then opens a portal back to his homeworld then the two disapear.

His final apperance was in "Jake the Starchild" where he intriduces himself as Jake's other dad and takes to his home planet where all the citizens are glad to meet him. Warren reveals that he's been watching Jake his whole life and that he's dying. He also tell Jake that he is need to for a propecy that can save his homeworld. During a party Warren gives Jake a belt to match one Warren got for himself. After Jake starts stretching alot he starts to get older and weaker while Warren starts to get younger and healthier. Warren then reveals that he's uses the belts to steal Jake's youth so he could life forever, which is what he's been doing to all of his other offspring for years. Jake later tricks Warren into hugging him so he can switch the belts and make Warren stretch so Jake can regain his youth. When Jake reveals he has pups, Warren decides to go after them and steal their youth to. He climbs into a rocketship and reveals that the whole planet and it's people were one big illusion. Jake however, grabs the rocket and throws Warren into a blach hole killing him.

Trivia

 * Jake Jr.'s mouth is similar to Warren Ampersand's mouth, meaning that it is possibly a gene passed down from Warren, to Jake, then to Jake Jr.
 * Andy Ristaino responded to a fan on Tumblr claiming that they were jokingly calling him "The Peeper."[2]
 * Warren appears to have died by being absorbed by a black hole, although his final words, "I'm going 4D, baby" may indicate that he has ascended into a new reality.
 * Warren Ampersand is named after writer Julia Pott's fictional high school boyfriend.[3]
 * Warren is similar to Martin Mertens, as both only sought to use their children for their own gain.
 * Unlike Martin who actually helped his son, Warren did not redeem himself in his son's eyes.
 * Warren mentions he had other unknown children, this would mean Jake had half-siblings.
 * He also stated that Jake was the only one he felt guilty about draining.
 * Until Jake showed him, Warren had no idea that he had grandchildren.
 * He is also unaware of his great-grandchildren.