Buff Frog decides to leave Mewni in order to find a better life for himself; Marco comes back to Echo Creek and discovers that his mother has become pregnant.
Bill and the family's road trip to visit the country is interrupted by traffic; Tilly cares for eggs and hopes the chicks will imprint on her as their mother.
Cricket and his family prepare to make a big move from the country to Big City to live with Gramma; Cricket and Bill discover a nest of raccoons in the garage.
Following Kuromu Ryugu's defeat, Doda Industries is thrown into chaos. Executive Gigatani declares that Kuromu is finished now that he has lost to Kamen X.
Kiff reads a popular book series and tries to avoid spoilers about the plot; Helen starts a new business selling healthy muffins, so Kiff and Barry help out.
When the boys' lemonade stands begins to turn a big profit, they offer franchises; Candace becomes mayor for a day and creates new laws to catch her brothers.
Phineas and Ferb create a gigantic maze filled with various obstacles, and Candace attempts to tackle it; Lawrence asks the boys to help him become a pop star.
When Dipper and Mabel find evidence that the town founder is a lie, they go on an adventure to expose the historical cover-up and prove Mabel's theory.
Space aliens decide to give two siblings special powers on their birthdays, but the older brother's powers accidentally go into their pet hamster instead.
Space aliens decide to give two siblings special powers on their birthdays, but the older brother's powers accidentally go into their pet hamster instead.
Space aliens decide to give two siblings special powers on their birthdays, but the older brother's powers accidentally go into their pet hamster instead.
Stepbrothers use their imaginations to dream up things to do and build during their summer break while avoiding their sister's attempts to get them in trouble.
Stepbrothers use their imaginations to dream up things to do and build during their summer break while avoiding their sister's attempts to get them in trouble.
After Dipper locates a secret room inside of the Mystery Shack, Mabel decides that she wants to use the are too, and the pair challenge on another for it.
Zed must save humanity after watching funny videos on ShrimpTok; Dae and Bree rely on dark magic to prove they are their favorite band's most devoted fans.
On a family trip to the Natural History Museum, Phineas and Ferb see a half-finished time machine and decide to fix the machine for a trip back in time.
Huey and Violet face off in a contest to become a Senior Junior Woodchuck while Scrooge and the rest of the family hunt for a hidden Woodchuck treasure.
Ponyhead comes back to St. O's and learns that the curriculum is more difficult; Star and Marco are captured inside a magical photo booth when it goes haywire.
Ponyhead tries to avoid any distractions while watching the finale to her favorite Korean drama series; Eclipsa and Moon bring Princess Meteora back home.
Tilly says that she saw stone gargoyles coming to life to impress her friend; Cricket strikes a deal with a chain of grocery stores to sell Bill's produce.
Cricket decides to spend his first tip by purchasing a toy fish; Cricket's family spends their first night at a hotel after Gramma kicks them out of the house.