Hanna is a computer who appears in the episode "Karen's Virus."
She is a gray computer with a small screen that has a red mouth, a keyboard with some red, green, blue, and gray buttons, two arms, and a conveyor belt acting as legs connected by a tube. Her head represents an actual computer.
Role in episode
Hanna is first seen at the beginning of the episode, where she is spending quality time with Karen. During the conversation, Hanna sneezes in front of Karen's screen, making her feel that Hanna has a cold and then telling her to go home and rest, but little does Karen know Hanna caused her to get a computer virus in her hard drive.