Robo 2.1

Robo 2.1 is a robot that gives  as a gift for Best Friends Day in the episode "The Gift of Gum."

Description
He is a light blue robot with a transparent screen and walks using his wheels.

Functions

 * Makes pastries
 * Gives "advice"
 * Has a fan
 * Follows his master
 * Gives massages
 * Teaches how to use a fork
 * Can give an explanation as to why SpongeBob tries to get rid of Gummy

Role in episode
SpongeBob gives Patrick Robo 2.1 for Best Friends Day. Throughout the rest of the episode, he correctly states that SpongeBob is trying to get rid of Gummy, Patrick's gift to SpongeBob.

Trivia

 * This robot is similar to portable, as he is not plugged in and runs on a battery.
 * He acts and sounds almost like the droid from the  series.