Ep 21. A Space Quadyssey

Nicky, Ricky, Dicky & Dawn season 3 episode 21, titled "A Space Quadyssey," is a thrilling adventure episode where the Harper quadruplets embark on their very own space mission. The episode begins with the foursome receiving a message from an alien civilization requesting their help to find a lost spacecraft. The kids excitedly accept the mission and prepare for their very own quad space adventure.

To accomplish their mission, the quadruplets are given their own space pods and training to operate them. They quickly learn the ins and outs of space travel, including how to navigate through asteroid fields, communicate with their spaceship and avoid being sucked into black holes.

As the journey progresses, the quads' space pods face a variety of challenges, including an intense space storm and an asteroid that threatens to destroy the spacecraft. However, the quads are determined to complete their mission and continue on.

Along the way, the kids learn valuable lessons about teamwork, perseverance and trust as they face various obstacles and work together to overcome them. They also discover that the lost spacecraft they are searching for contains a precious artifact that could hold the key to the alien civilization's future.

Finally, after a thrilling space chase, the quads locate the lost spacecraft and recover the artifact. They return it to the alien civilization, who are eternally grateful to the kids for their help. The quads then return to earth, proud of the epic space adventure they've just completed and the lessons they've learned along the way.

Overall, "A Space Quadyssey" is a thrilling episode that showcases the Harper kids' bravery and resourcefulness as they embark on their very own space adventure. The episode is packed with exciting action, valuable lessons and plenty of humor to keep viewers of all ages entertained.