Who voices this alien that Marge reveals to have had a one-night stand with and got impregnated with Maggie?
Kang and Kodos Kang and Kodos are a duo of fictional recurring characters in the animated television series "The Simpsons". Kang is voiced by Harry Shearer and Kodos by Dan Castellaneta. They are aliens from the fictional planet Rigel VII and appear almost exclusively in the "Treehouse of Horror" episodes. The duo has appeared in at least one segment of all twenty-seven Treehouse of Horror episodes. Sometimes their appearance is the focus of a plot, other times a brief cameo. Kang and Kodos are often bent on the conquest of Earth and are usually seen working on sinister plans to invade and subjugate humanity.
Barney Gumble Barnard "Barney" Gumble is a fictional character on the American animated sitcom "The Simpsons". The character is voiced by Dan Castellaneta and first appeared in the series premiere episode "Simpsons Roasting on an Open Fire". He is the town drunk of Springfield and Homer Simpson's best friend. His desperation for alcohol is a frequent butt of jokes on the show. Barney sobered up in the episode "Days of Wine and D'oh'ses", which was co-written by Castellaneta, and stayed sober for several seasons. Barney was inspired by the cartoon character Barney Rubble from "The Flintstones" and by several barflies from other television programs. In 2004, Castellaneta won an Emmy Award for voicing various characters, including Barney.