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.
"Do the Bartman" is a song from the 1990 "Simpsons" album "The Simpsons Sing the Blues".
 It was performed by "The Simpsons" cast member Nancy Cartwright (the voice of Bart Simpson), with backing vocals from Michael Jackson, alongside additional vocals from Dan Castellaneta (voice of Homer Simpson).
 It was produced and written by American recording artist Bryan Loren, and released as a single on November 20, 1990.
I Am Not Homer is a 2002 comedy album by actor and comedian Dan Castellaneta, with additional input by his wife Deb Lacusta.
 The album is a collection of comedy sketches written and performed by Castellaneta and Lacusta, and was the follow-up to Castellaneta's previous all-music album "Two Lips".
 The title of the album is a reference to Leonard Nimoy's first autobiography, "I Am Not Spock", and a majority of the sketches were material that the pair had used before in their careers.
"The Ziff Who Came to Dinner" is the fourteenth episode of "The Simpsons"<nowiki>'</nowiki> fifteenth season, the third of five episodes written by Simpsons voice actor Dan Castellaneta and his wife, Deb Lacusta and was rated PG in the United States & Ireland, and 12 in the United Kingdom.
 It originally aired on the Fox network in the United States on March 14, 2004.
The following is a complete filmography of the actor Dan Castellaneta.
 Active since the 1980s, Castellaneta has appeared in numerous films, television series and video games.
 Along with his live-action work, he has often worked as a voice actor, including for his longest-running role as Homer Simpson in the animated sitcom "The Simpsons".
 Castellaneta has also written six episodes of the show with his wife Deb Lacusta, and has won three Primetime Emmy Awards Outstanding Voice-Over Performance for it.
"The Simpsons"' fourth season originally aired on the Fox network between September 24, 1992 and May 13, 1993, beginning with "Kamp Krusty".
 The showrunners for the fourth production season were Al Jean and Mike Reiss.
 The aired season contained two episodes which were hold-over episodes from season three, which Jean and Reiss also ran.
 Following the end of the production of the season, Jean, Reiss and most of the original writing staff left the show.
 The season was nominated for two Primetime Emmy Awards and Dan Castellaneta would win one for his performance as Homer in "Mr. Plow".
 The fourth season was released on DVD in Region 1 on June 15, 2004, Region 2 on August 2, 2004 and in Region 4 on August 25, 2004.
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.
Deborah "Deb" Lacusta (born March 15, 1958) is an American television writer and actress.
The Itchy & Scratchy Show (often shortened as Itchy & Scratchy) is a running gag and fictional animated television series featured in the American animated television series "The Simpsons".
 It usually appears as a part of "The Krusty the Clown Show", watched regularly by Bart Simpson and Lisa Simpson.
 Itself an animated cartoon, "The Itchy & Scratchy Show" depicts a sadistic anthropomorphic blue mouse, Itchy (voiced by Dan Castellaneta), who repeatedly maims and kills an anthropomorphic, hapless threadbare black cat, Scratchy (voiced by Harry Shearer).
 The cartoon first appeared in "The Tracey Ullman Show" short "The Bart Simpson Show", which originally aired November 20, 1988.
 The cartoon's first appearance in "The Simpsons" was in the 1990 episode "There's No Disgrace Like Home".
 Typically presented as 15-to-60-second-long cartoons, the show is filled with gratuitous violence.
 "The Simpsons" also occasionally features characters who are involved with the production of "The Itchy & Scratchy Show", including Roger Meyers Jr. (voiced by Alex Rocco, and, later, Hank Azaria), who runs the studio and produces the show.
"Clown in the Dumps" is the season premiere of the twenty-sixth season of the American animated television series "The Simpsons", and the 553rd episode of the series overall.
 It first aired in the United States on the Fox network on September 28, 2014, with "The Simpsons Guy", a crossover episode of "Family Guy" with "The Simpsons", airing afterwards.
 This episode was dedicated in memory of Louis Castellaneta, the father of "The Simpsons" voice actor Dan Castellaneta.
 It was written by Joel H. Cohen and directed by Steven Dean Moore, with Don Hertzfeldt directing a sequence in the opening titles.
 Jeff Ross, Sarah Silverman and David Hyde Pierce guest starred as themselves, with Jackie Mason and Kelsey Grammer reprising their respective roles as Rabbi Krustofski and Sideshow Bob, while Maurice LaMarche voiced several minor characters.

Question: Dan Castellaneta has written six episodes of The Simpsons with his wife who is of what nationality?
Answer: American