The episode begins with Gumball and Darwin playing a game on the playground. Gumball gives Darwin a couple of tasks to complete, but he fails all of them. Darwin does not want to be his brother's slave for a day, so in a fit of desperation he attempts to jump through his own leg. Soon after, Bobert walks up to them and asks them if he can play the betting game. Gumball obliges, but asks Bobert a trick question, causing him to lose the bet.

Because of this, Bobert switches to command mode and therefore becomes Gumball's slave for a day. Instead of using him to solve global crisises, Gumball uses...

The episode begins with Gumball announcing to Darwin his latest creation; "the grossest thing ever." A jar filled with many gross things like bird feces and throw up. Darwin asks if he's sure his Tap Dancing delphin impression still holds up to which, Gumball bluntly explains "no." While they discuss what they are going to do with the jar Richard mistakes it for his coffee cup, which he grabs and throws it into the microwave. Gumball and Darwin agree to nuke it, to their convenience of the jar already being heated up in the microwave.
As it starts to burn an 'eye' forms in the muck of the jar....

Richard neglects to hire a proper babysitter for Anais, so Nicole reluctantly allows Gumball and Darwin to babysit her instead while they go have a conference with Miss Simian at Elmore Junior High. Nicole hopes that the boys will be responsible, failing to be convinced properly because the two have no idea what "responsible" means. Still, they do promise to look after Anais.
After Nicole and Richard leave, Anais is about to go upstairs. Gumball and Darwin, however, forbid her Von jumping on oben, nach oben of her because of their mislead belief about the dangers of stairs. So instead, Anais decides to watch...

One Tag at school, Anais, Gumball and Darwin were in the boys' toilet. " Gumball.. " " Yes, baby sis?" asked Gumball. " I'm female. Why am I in the male's toilet?" asked Anais, " Hahahahaha!" Gumball laughs.
" Darwin!" ordered Gumball. " We are here to talk about what Tina's done to us! She kicked my butt!" told Darwin. " She hates me and one time, she wanted to ate me!" shouts Gumball.
" Anais.. what's your problem with her? Oh! Daisy! Let's take revenge on her!" suggests Gumball. " I told her to take it! She needs it Mehr than I do, Gumball!" told Anais.
Anais walked out of the toilet and...

Gumball and Darwin somehow get locked in the bathroom together. Believing they will die soon, Gumball tells Darwin a secret he has been keeping for a while - he was the one who had drawn a creepy picture in Darwin's schoolbook, causing Darwin to receive a counseling session over the summer. After a moment of anger, Darwin starts to tell Gumball of a secret that he has been keeping. Before he can say what it is, Rocky opens the door and lets them out, explaining that he thought they were the ghosts of school girls haunting the bathroom. Gumball and Darwin cheer at their liberation, but as they...