Plankton's lab

Plankton's lab is a minor live-action character, as well as and 's pet dog. The lab appears in the episode "Plankton!" and in the games Nicktoons Unite! and Patty Pursuit. The lab can be seen on a massive TV in the Chum Bucket.

"Plankton!"
It is revealed that has a pet. As he is controlling  via mind control, they walk into a room and Plankton proclaims the room as his lab loudly. In the room, there is a large theater-like screen showing a video of a Labrador above water, barking in a seemingly suburban-like area.

Nicktoons Unite!
Plankton's lab also appears on the second level in the console version.

Patty Pursuit
A 3D version of the lab appears in the Chum Bucket during the boss fight with Karen.

Trivia

 * The end credits of "Plankton!" list the dog as "Alex."
 * This is a pun, as when Plankton is taking SpongeBob to his laboratory, he walks in this room and he says, "This is my lab," and then he walks over and says, "This is my laboratory!"