Phineas and Ferb build a rollercoaster while their mother is shopping, while Perry the Platypus fights Dr. Doofenshmirtz's plan to throw the earth off its axis.
Phineas and Ferb enter the family car in an automobile race; Perry stops Doofenschmirtz from letting the air out of every inflatable object he encounters.
Remy and Cricket decide to start up a heated game of "H-O-R-S-E" on the hottest day of the year; Cricket is on the verge of enduring a brutal punishment.
Candace comes up with a special plan to find new spots for she and Jeremy; Phineas and Ferb try to help locate Pinky by creating a new device for Buford.
Carl uses his knowledge of Monty and Vanessa's secret relationship to his advantage; Phineas and Ferb put their twist on Trojan War due to Candace's book club.
Kiff and Barry show Kristophe a good time by taking him to the aquarium; when she can't find her friends, Kiff worries that she's starting to become annoying.
Phineas and Ferb set out to settle a dispute between Buford and Isabella over who is better, boys or girls; the boys build an observatory to witness a comet.
When Ferb's cousins arrive from England, Phineas and Ferb challenge them and their friends to a soccer game; the boys build a three-dimensional soccer field.
OWCA and LOVEMUFFIN square off in a soccer match; Doof attempts to give his own personality to his brother Roger, but his inator hits lots of different people.
Phineas, Ferb and their friends construct a huge version of a childhood game, using Danville as the central location; Candace cannot decide what to do.
Well-known NHL player Luc Robitaille helps Phineas and Ferb turn a basic hockey game into a professional one; Candace comes up with a New Years resolution.
Paloma and Prisca's sisterly argument leads Paloma to hijack a transport for home, only to crash into a river and need rescue from underwater Chromedrones.
Nani is having trouble paying the mounting bills resulting from Stitch's poor behavior and if Stitch continues to act up she may be forced to give him away.
While exploring a lost pyramid, Louie interprets a pharaoh's prophecy and he gets Uncle Scrooge and Launchpad to convince a hoard of mummies to rescue him.
Gramma shares a story about her greatest adventure after she finds a box of mementos; the animals vie over control of the farm while the Greens are away.
Bill grows suspicious about how Cricket is going to afford a family dinner; Tilly and Cricket try to find out of Bill actually likes their Father's Day gifts.
Remy's unpreparedness for an upcoming violin recital jeopardizes his future life plan; Gramma comes to realize that thieves are her best rideshare customers.