Mary “Boo” Gibbs is the tritagonist in Monsters, Inc.. She is a curious and naive two-year old girl who befriends Sulley.

Why She Rocks

  1. She is a really cute and adorable character.
  2. She is a very sweet girl.
  3. Her relationship with Sulley is heartwarming.
  4. She is not afraid of monsters, except for Randall.
  5. She is one of Pixar’s cutest characters.
Community content is available under CC-BY-SA unless otherwise noted.