Phineas and Ferb: 104 Days of Summer! Season 1 Episode 29 Attack of the 50 Foot Sister / Backyard Aquarium

Phineas and Ferb: 104 Days of Summer! season 1 episode 29, titled "Attack of the 50 Foot Sister / Backyard Aquarium," follows the two inventive stepbrothers as they embark on two wacky adventures.

In "Attack of the 50 Foot Sister," Candace becomes the target of one of Dr. Doofenshmirtz's latest schemes - a growth elixir designed to create a giant robot that can take over the tri-state area. However, Candace accidentally ingests the elixir instead, causing her to grow to fifty feet tall. Panicking over the situation, Candace enlists the help of her brothers to create an antidote to reverse the effects. Meanwhile, Perry the Platypus must also stop Dr. Doofenshmirtz's giant robot from causing chaos in the city.

In "Backyard Aquarium," Phineas and Ferb decide to create their own aquarium in their backyard, complete with a submarine and a glass tunnel showcasing the various fish they've collected. However, the tank is not big enough to hold all their sea creatures, which leads to chaos as the marine life starts to take over the rest of the backyard. Meanwhile, Candace tries to use her new-found love for oceanography to impress Jeremy and ends up getting trapped in the submarine with Phineas and Ferb's pet goldfish.

With their usual mix of creativity and humor, Phineas and Ferb embark on two exciting adventures that showcase their inventive nature. As always, their sister Candace is caught in the middle of all the chaos, as she tries to bust her brothers while also dealing with her own problems. This episode is sure to entertain both old and new fans of the hit animated series.