当马克被迫面对自己的过去和未来时，一切都发生了变化，同时他发现还需要走多远才能保护他所爱的人。
第三季结束的两年后，卡勒姆依然因为瑞拉的离开而无法释怀。与此同时，克劳迪娅复活了父亲威伦，神秘的摘星精灵阿拉沃斯又有何种计划？
Peter decides to make “Family Guy“ more like Emmy-winning shows so it can finally win TV's highest award.
佩奇（海莉·博德 Harley Bird 配音）是一只可爱的粉红色小猪，她有一个名叫乔治（Oliver May 配音）的弟弟，乔治不喜欢吃蔬菜，最喜欢的东西是巧克力蛋糕和恐龙。猪爸爸（理查德莱丁斯 Richard Ridings 配音）有着一个胖胖的大肚子，在一家绘图公司上班，他的上司兔先生（布耐恩·布莱塞得 Brian Blessed 饰）的女儿和佩奇同在一间幼儿园上学。 猪妈妈（莫温娜·班克斯 Morwenna Banks 饰）喜欢做蛋糕，而它们一家人全部都喜欢的事情，就是穿上各自的靴子，在泥坑里跳来跳去！佩奇和乔治在幼儿园里有着一大群快乐的好朋友们，它们的老师是慈祥善良的羚羊夫人。在老师和朋友们的陪伴下，小猪佩奇的每一天都是如此的快乐和幸福！
The eight toon "participants" are parodies of famous cartoon figures Spanky Ham is a downloaded internet cartoon as mentioned in a previous episode (Newgrounds.com). Captain Hero is like Superman (DC Comics). Ling-Ling is like Pikachu from Pokémon (Nintendo Games). Xandir is like Link from The Legend of Zelda (Nintendo Games). Princess Clara is like various heroines from animated feature films (Walt Disney). Toot Braunstein is like Betty Boop (Max Fleischer, Paramount). Foxxy Love is like Valerie Brown from Josie and the Pussycats (Hanna-Barbera). Wooldoor Sockbat is like SpongeBob SquarePants (Nickelodeon Network). Guest toon Bucky Bucks is a combination of Donald Trump and Richie Rich (Harvey Comics).
The Simpsons' fifteenth season began on Sunday, November 2, 2003, with "Treehouse of Horror XIV". The season contains five hold-over episodes from the season 14 (EABF) production line. The most watched episode had 16.2 million viewers and the least watched had 6.2 million viewers.
