Sackboy or Sackgirl is a customable character on Little big planet, Little big planet psp and little big planet 2. He is the main character of all three games. Sackboy or Sackgirl isn't the only sackperson and it is thought that sackpeople are a race and not only one person. Sackboy or Sackgirl is first seen in Introduction on Little big planet.
Yellowhead is the early design of sackboy. He has a yellow head and is a 2.D character. He has a purple body and sticks for arms.
- Yellowhead if a coustume found if you ace the last level on Little big planet called The collector.
- It is said that Sackboy or Sackgirl is filled with fluff and ice-cream.