Question: The Itchy & Scratchy & Poochie Show included the voice of Alex Rocco, who also guested on which 18th episode of season 7 of the Simpsons?

Context articles: Adam Buxton
The Itchy &amp; Scratchy &amp; Poochie Show
Itchy &amp; Scratchy: The Movie
Itchy &amp; Scratchy &amp; Marge
The Front (The Simpsons)
The Itchy &amp; Scratchy Show
The Day the Violence Died
Ready, Willing, and Disabled
Itchy &amp; Scratchy Land
The Simpsons 138th Episode Spectacular

Adam Offord Buxton (born 7 June 1969) is an English comedian, writer and actor.
 He forms one half of the duo Adam and Joe, with filmmaker Joe Cornish.
 The pair presented "Adam and Joe" on BBC Radio 6 Music, whilst Buxton also presented his own show on 6 Music on Sundays, called "Adam Buxton's Big Mix Tape".
 In 2012–2013 Buxton presented another radio show for BBC 6 Music, co-hosting with Edith Bowman.
 When not presenting on radio and television or recording podcasts, Buxton hosts "Bug", a humorous exploration of music videos through YouTube comments, which also had a televised version in 2012.
 He has also guested on various comedy panel shows such as "Never Mind the Buzzcocks" and "8 Out of 10 Cats Does Countdown".
"The Itchy & Scratchy & Poochie Show" is the fourteenth episode in the eighth season of the American animated television series "The Simpsons".
 It originally aired on the Fox network in the United States on February 9, 1997.
 In the episode, "The Itchy & Scratchy Show" attempts to regain viewers by introducing a new character named Poochie, whose voice is provided by Homer.
 The episode is largely self-referential and satirizes the world of television production, fans of "The Simpsons", and the series itself.
 It was written by David X. Cohen and directed by Steven Dean Moore.
 Alex Rocco is a credited guest voice as Roger Meyers, Jr. for the third and final time (having previously provided the character's voice in "Itchy & Scratchy & Marge" and "The Day the Violence Died"); Phil Hartman also guest stars as Troy McClure.
 Poochie would become a minor recurring character and Comic Book Guy's catchphrase, "Worst episode ever", is introduced in this episode.
 With "The Itchy & Scratchy & Poochie Show", the show's 167th episode, "The Simpsons" surpassed "The Flintstones" in the number of episodes produced for a prime-time animated series.
"Itchy & Scratchy: The Movie" is the sixth episode of "The Simpsons"<nowiki>'</nowiki> fourth season.
 It originally aired on the Fox network in the United States on November 3, 1992.
 The plot follows Bart continually getting in trouble, and how Homer is unable to give him any suitable punishment.
 Marge gets Homer to agree to make a punishment stick, and he forbids Bart to see the new "Itchy & Scratchy" movie, a punishment that Homer takes very seriously.
 It was written by John Swartzwelder and was directed by Rich Moore.
"Itchy & Scratchy & Marge" is the ninth episode of "The Simpsons"<nowiki>'</nowiki> second season.
 It first aired on the Fox network in the United States on December 20, 1990.
 In the episode, which is a satire of censorship issues, Maggie attacks Homer with a mallet and Marge blames "The Itchy & Scratchy Show" for Maggie's actions.
 It was written by John Swartzwelder and was the first episode to be directed by Jim Reardon.
 Alex Rocco makes his first of three guest appearances as Roger Meyers, Jr.
"The Front" is the nineteenth episode of "The Simpsons"<nowiki>'</nowiki> fourth season.
 It originally aired in the United States on the Fox network on April 15, 1993.
 In the episode, Bart and Lisa decide to write an episode of "The Itchy & Scratchy Show"; after their script is rejected, they resubmit it under the name of their grandfather Abraham Simpson, resulting in Grampa being hired as a staff writer.
 Meanwhile, Homer returns to high school to retake a failed science course.
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.
"The Day the Violence Died" is the eighteenth episode of "The Simpsons"' seventh season.
 It originally aired on the Fox network in the United States on March 17, 1996.
 It was written by John Swartzwelder and directed by Wes Archer.
 Kirk Douglas guest stars as Chester J. Lampwick, Alex Rocco as Roger Meyers Jr., Jack Sheldon as an anthropomorphic constitutional amendment, Suzanne Somers as herself, and Phil Hartman as Lionel Hutz.
 The end of the episode features Lester and Eliza, versions of Bart and Lisa Simpson that appeared in "The Tracey Ullman Show" in the 1980s.
"Ready, Willing, and Disabled" is the 15th episode of the third season of "Family Guy".
 It guest stars Tony Danza as himself portraying Joe Swanson, Valerie Bertinelli as herself portraying Bonnie Swanson, and Alex Rocco as Bea Arthur portraying Peter Griffin.
 The title is a pun on the saying, "Ready, willing, and able."
"Itchy & Scratchy Land" is the fourth episode of "The Simpsons"<nowiki>'</nowiki> sixth season.
 It first aired on the Fox network in the United States on October 2, 1994.
 Wanting a perfect family vacation, the Simpson family visits Itchy & Scratchy Land.
 It was written by John Swartzwelder and directed by Wes Archer.
"The Simpsons 138th Episode Spectacular" is the tenth episode of "The Simpsons"<nowiki>'</nowiki> seventh season.
 It originally aired on the Fox network in the United States on December 3, 1995.
 As the title suggests, it is the 138th episode and the third clip show episode of "The Simpsons", after "" and "Another Simpsons Clip Show".
 While the "138th Episode Spectacular" compiles sequences from episodes throughout the entire series like the previous two, it also shows clips from the original Simpsons shorts from "The Tracey Ullman Show" and other previously unaired material.
 Like the Halloween specials, the episode is considered non-canon and falls outside of the show's regular continuity.