High Quality Content by WIKIPEDIA articles! "The Last Temptation of Krust" is the 15th episode of The Simpsons` ninth season. It was written by Donick Cary and directed by Mike B. Anderson. The episode first aired on February 22, 1998. Comedian Jay Leno makes a guest appearance.Bart convinces Krusty the Clown to appear at a comedy festival organized by Jay Leno, but Krusty`s old material does not go over well with the audience, and he receives bad reviews. After Krusty goes on a drinking binge, Bart and Jay Leno bathe him in the Simpsons` house, and Krusty decides to announce his retirement. At Krusty`s retirement press conference, the audience finds his tirade against modern comedy hysterical, and he returns to comedy with a new style where he complains about commercialism. He later agrees to a deal with marketing executives in return for a new "Canyonero" – a spoof on sport utility vehicles, and markets products during his next comedy appearance. The episode ends with an extended Canyonero sequence, with a background song sung by Hank Williams, Jr.