He appears in "The Gift of Gum" when SpongeBob gives Patrick him for Best Friends Day. Throughout the rest of the episode, he correctly states what SpongeBob is doing to get rid of Gummy, Patrick's gift to SpongeBob.
Has a fan
Follows its master
Teaches how to use a fork
Can give an explanation as to why SpongeBob tries to get rid of Gummy
This robot is similar to portable Karen Plankton of the first post-movie seasons, as it is not plugged in, and runs on a battery.
It acts and sounds almost like the droid C-3PO from the Star Wars series.