Ep 18. Escape from Phineas Tower / Remains of the Platypus

Escape from Phineas Tower / Remains of the Platypus is the 18th episode of the third season of the popular animated television show Phineas and Ferb. The episode was first aired on Disney Channel on May 6, 2011.

In the first part of the episode, Escape from Phineas Tower, the duo of Phineas and Ferb decides to build a tower that reaches all the way to space in order to see if they can find any extraterrestrial life forms. They call it the "Phinea Tower", and it becomes the talk of the town. Candace, as always, is determined to bust her brothers, but this time she enlists the help of her friend, Stacy, to solve the problem.

Meanwhile, Dr. Doofenshmirtz has created a device that can beam his own consciousness into another body. He plans to use this invention to take over the minds of his enemies so that he can rule the world. Candace and Stacy find out about the device and, accidentally, they switch Doofenshmirtz's mind with theirs.

The second part of the episode, Remains of the Platypus, opens with Phineas and Ferb trying to help Perry, their pet platypus, recover from a car accident. They try to rebuild him using different materials but are unsuccessful. When Candace sees this, she gets angry at her brothers for not knowing how to take care of the platypus.

When Candace takes Perry to the vet to get him fixed, he ends up being scanned by a mad scientist who is convinced that Perry is a rare species of platypus whose remains could be worth a lot of money. Perry must find a way to escape before the scientist harms him and his identity is exposed.

Escape from Phineas Tower / Remains of the Platypus is another fun and adventurous episode that is sure to keep viewers of all ages entertained. With the usual hijinks of Phineas and Ferb and the added drama of Candace and Perry's misadventures, this episode offers up a lot of laughs and excitement. Fans of the show will also enjoy seeing how the characters have grown and changed over the course of the series, while still sticking to their beloved personalities. If you're a fan of Phineas and Ferb, then you definitely won't want to miss out on this episode!