Barb is Chester V's talking and lipstick wearing orangutan with a human brain and the former secondary antagonist of Cloudy with the Chance of Meatballs 2.
She is a short, obese anthropomorphic orangutan with purple skin, long arms, short legs, and orange fur covering most of her body except her face, hands and feet, and she has shoulder-length orange hair which she keeps tied in a ponytail. Her outfit consists of an orange vest similar to the one her master Chester V, and the Thinkanaughts wear. When she becomes one of Flint's friends she removes the vest, this is done so a few moments after Sam says, "If he really was your best friend, would he call you... monkey?"
Cloudy with a Chance of Meatballs 2
She was helping Chester V since the latter was a young man. She later introduces Flint to the Live Corp in the competition of becoming a Thinkquanaut. After Flint loses, she comes to his doorstep into convincing him to come back. She also spies on the protagonists helping Chester to brainwash Flint but fails. She later kidnaps Flint's friends and Sam says "If he really was your best friend, would he call you... monkey?" which Barb starts to redeem herself. Then Chester says "Save me monkey", which Barb shouts "I'M AN APE" fully redeeming herself to help Flint to defeat Chester. After Chester's defeat, she laters becomes Flint's assistant.
During a mid-credits scene, Barb awkwardly tries to ask a distracted Steve on a date.
- In the end, it reveals she has a crush on Steve.