When Plankton's pet amoeba gives birth to amoeba puppies, Plankton trains them to steal the Krabby Patty secret formula with a clueless SpongeBob's help.
"Spot Returns" contains examples of:
- Cuteness Proximity: Karen is so happy to see Spot's new puppies that she experiences an overload and spends most of the episode undergoing a system reboot. Once she's back online, she's quite pleased to see even more amoeba puppies.
- Pie in the Face: Comic Relief Puppy does this.
- Surprise Litter of Puppies: Spot gives birth to millions of amoeba puppies after finding out through X-Ray that Spot is pregnant.
- What Happened to the Mouse?: Spot isn't seen after giving birth.
- Your Tomcat Is Pregnant: Plankton is surprised to discover that Spot is pregnant since he assumed Spot was a boy, until Karen reveals that amoebas can produce asexually.
Mr. Krabs needs to get his physical or else the Krusty Krab will be shut down, but he's too afraid to take it.
"The Check-Up" contains examples of:
- Afraid of Doctors: Mr. Krabs, which keeps him from wanting to get a physical.
- Does This Remind You of Anything?: Squidward being told to give an ink sample is treated the same as giving a urine sample.
- The Inspector Is Coming: Squidward and SpongeBob have to give Mr. Krabs a physical before the nurse returns to the Krusty Krab.
- Oh, Crap!: After SpongeBob realizes he set the X-ray machine to take 25,000 pictures of Mr. Krabs.
- Screw This, I'm Outta Here!: Mr. Krabs does this rather than take a physical and again to get out of paying Larry.
- Shadow Discretion Shot: Done at the beginning while SpongeBob is getting a physical done behind a curtain, freaking out Mr. Krabs. Not helped by SpongeBob's screams of excitement.
- Sickly Green Glow: Happens to Mr. Krabs after the X-ray machine overloads.
- Totem Pole Trench: SpongeBob and Squidward do this while disguised as a tailor.