In their latest film Up, the Pixar team continues their tradition of including a healthy dose of easter eggs throughout the film.   Slashfilm has compiled a list of easter eggs in Up, including the ever-present Pizza Planet truck originally from Toy Story.   The truck in past films, clockwise starting top-left: Toy Story, A Bug’s Life, Monsters Inc., Toy Story 2, Ratatouille, Cars, and Finding Nemo (click for larger version):

pizza planet truck in past films

And here’s the truck in Up:

pizza planet truck in up