凱蒂絲變成了一隻烏蠅，男孩們則翻新了爸爸的舊車。

凱蒂絲變成了一隻烏蠅，男孩們則翻新了爸爸的舊車。

凱蒂絲假裝喜歡曲棍球，男孩們則從太空降落。

凱蒂絲假裝喜歡曲棍球，男孩們則從太空降落。

布福要揭發飛哥與發仔的行徑，飛哥使用再造廢料創造發明。

布福要揭發飛哥與發仔的行徑，飛哥使用再造廢料創造發明。

凱蒂絲獲選為蕪菁甘藍公主，可以為龍貓賽跑開賽。

凱蒂絲獲選為蕪菁甘藍公主，可以為龍貓賽跑開賽。

男孩們決定製作巨大的充氣淺水池。

男孩們決定製作巨大的充氣淺水池。

密探阿泰和以前的拍檔密探萊娜合力截停一輛被騎劫的火車！

當弟弟們讓凱蒂絲去找媽媽時，她以為生活會變得簡單。

當弟弟們讓凱蒂絲去找媽媽時，她以為生活會變得簡單。

泰瑞和澳洲的鴨嘴獸獵人正面交鋒。

男孩們打算證明吸血怪獸艾爾·帕卡寶的確存在。

男孩們打算證明吸血怪獸艾爾·帕卡寶的確存在。

男孩們坐在大水球上「游」遍全鎮。

男孩們坐在大水球上「游」遍全鎮。

蜘蛛俠和一眾隊友被杜芬舒斯的「耗電終結者」擊中後失去英雄的超能力。

飛哥與發仔盡全力幫超級英雄重獲力量。

凱蒂絲發現鄰居原來目睹了弟弟們所有的荒誕行徑。

凱蒂絲發現鄰居原來目睹了弟弟們所有的荒誕行徑。

媽媽組織社區派對時，感到不勝負荷。

媽媽組織社區派對時，感到不勝負荷。

凱蒂絲找飛哥與發仔幫手製作杰洛米的生日禮物。

凱蒂絲找飛哥與發仔幫手製作杰洛米的生日禮物。

When Candace is stumped about what to get Jeremy for his birthday, she reluctantly asks Phineas and Ferb for their help in creating the ultimate gift. Meanwhile, Doofenshmirtz plans to make fears a reality with his Worst-Fear-Inator, but his plans backfire when he finds himself battling his own fears instead.

When Phineas and Ferb discover a commemorative coin from the 1903 Danville World’s Fair, Lawrence recounts the events of the festival to them, in which steam-driven devices were introduced and a set of kids, who were very much like them, were preparing for the highly anticipated event.

When Candace is accidentally zapped by Doofenshmirtz’s Stinkelkrampen-Inator (aka Good Luck-Inator), she realizes she has a good chance of busting Phineas and Ferb.

Annoyed at waiting in really long lines at the return counter, Doofenshmirtz invents a "Back-to-the-Store-inator" to send things back to the store where they came. Meanwhile, Phineas and Ferb stage an extreme batting challenge their friends take place in, and Candace's obsession to bust coincides with her and Jeremy's visit to the Extreme Water Park.

Agent P travels to the glamorous city of Montevillebad to stop Doof from winning the Grand Prix and collecting the prize money. When Doof uses his "I-don't-care-Inator" to sabotage the race and eliminate the competition, including international racing legend of Italian-Scottish-Swiss-Dutch descent Paolo Vanderbeek (Patrick Dempsey), Agent P must take the wheel and go head-to-head with Doof on the racetrack.

Doof's latest inator changes the way the Earth moves and it is up to Phineas and the gang to save summer.

Perry helps Doof in retrieving his father's old lawn gnome. Meanwhile, Phineas and Ferb help out their father on Father's Day

Phineas and Ferb have created a device reinforcing the wind and test them on a giant kites in the park. Candace thinks she's finally going to bust when Mom gives her backyard a makeover. Meanwhile, Doofenshmirtz builds a Water-Zalewator to celebrate his girlfriend of the past, who doused him with water, because Heinz she loved, but who then gave him the basket.

Doof gets rogue OWCA agent Dennis the Bunny to escape prison. Meanwhile, Phineas and Ferb make some improvements on the Fireside Girls' marionette show.

Buford and Baljeet get in a food fight while Ferb is at the dentist. The Fireside Girls help Isabella plan a romantic picnic with Phineas. Meanwhile, Vanessa wants to go to a movie marathon, so Doofenshmirtz creates a Teleport-inator.

Phineas and the gang help Love Händel prove the existence of Klimpaloon, the magical old-timey bathing suit that lives in the Himalayas, to verify that their song, "The Ballad of Klimpaloon", is legitimate.

Isabella unintentionally admits her feelings for Phineas in a letter. Meanwhile, Doof invents an inator to help change his misfortune

Candace is accidentally hit by the Impersonator-inator which changes her appearance to a pizza delivery guy, but uses this appearance to help her better understand boys.

In a parallel universe far, far away, Phineas and Ferb are tasked with returning the Death Star plans to the Rebel Alliance before Storm trooper Candace catches up to them. Meanwhile, complications arise when Perry is trapped in carbonite.

Doofenshmirtz gets kidnapped by Professor Mystery. Phineas and Ferb find a capsule with Bernie and Denise.

Doofenshmirtz teaches an Inator Method seminar.

Doofenshmirtz's latest "inactor" turns Danville citizens into contagious zombies. Agent P. and the gang try to save the town and avoid becoming zombies themselves.

After Doofenshmirtz is defeated, a new threat in the 2nd Dimension emerges, leaving it up to Phineas, Ferb, Candace and her resistance fighters to defeat this new foe.

After facing the choice of imprisonment or community service, Doof becomes a teacher at Vanessa's school. Meanwhile, a trio of bugs embark on a journey to become the first insects to communicate with humans.

It's been 10 years after the events of the present, and Phineas must decide what university to go to. After discovering that Isabella had a crush on him for years, Phineas must reach her before she leaves for college and express his true feelings for her. Meanwhile, Doofenshmirtz has a mid-life crisis.

It's the last day of summer vacation and Phineas and Ferb decide to seize the day and make the most of it. Unfortunately for Candace this means it's also her last chance to bust her brothers... or is it?