Two friends, Ethan and Jordan, are miniature and inside a dollhouse in Ella's home, where she is taking care of a baby named Bobo. They had been banned from babysitting due to their reckless behavior and try to find ways to get back to their normal size and regain Ella's trust. The friends engage in a competition to build the best miniature house, with Ethan creating a mad scientist lab and Jordan building a more traditional home. After completing their projects, they notice Ella has left the room and see an opportunity to play with Bobo. They come up with a plan to annoy Ella so that she will give Bobo back to them. However, their plan is put on hold when Ella returns, and they are forced to hide.
Here are the key facts extracted from the text:
1. Ethan and Jordan are trying to sneak into Ella's house to play with Bobo.
2. Ethan and Jordan use a potion to shrink themselves down to a tiny size.
3. The potion was obtained from a mysterious source, with a complicated chain of ownership.
4. Ethan and Jordan disguise themselves as toys to sneak into the dollhouse.
5. They plan to make the dollhouse their own and add their own features to it.
6. Ethan builds a science lab in the dollhouse with a killer robot and a furnace.
7. Jordan builds a lounge room with a TV and a fish tank.
8. Ella leaves the room, giving Ethan and Jordan the opportunity to play with Bobo.
9. Ethan and Jordan come up with a plan to annoy Ella and get her to give Bobo back to them.
10. They use a "power cry" to get Bobo to cry and annoy Ella.
11. Ella returns to the room, prompting Ethan and Jordan to hide.
12. Ethan and Jordan come up with a new plan, which involves using a mysterious object to achieve their goal.