Question: Prior to guest voicing on "The Itchy & Scratchty & Poochie Show", Alex Rocco guest voiced in "The Day the Violence Died" and which other "The Simpsons" episode?

"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. <SEP> "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.  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.  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.  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. <SEP> "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.  Alex Rocco makes his first of three guest appearances as Roger Meyers, Jr.  It was written by John Swartzwelder and was the first episode to be directed by Jim Reardon. <SEP> 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.