What is a diorama? What are Peeps?

According to thefreedictionary.com:

di·o·ram·a (d-rm, -räm)

n.
1. A three-dimensional miniature or life-size scene in which figures, stuffed wildlife, or other objects are arranged in a naturalistic setting against a painted background.
Diorama scenes that YOU can create!
  • A Mummy scene
  • A Desert scene
  • An underwater scene
  • A jungle scene
  • A castle scene
  • A moon scene
  • An astronomy or solor system scene
  • An alien scene
  • A scene from a video game or movie
  • A treehouse scene
  • A scene of a room in your house
  • Your favorite animal in its natural habitat
  • According to marshmallowpeeps.com and me:

    pe·ee·eps

    n.
    1. delicious marshmallow chicks or bunnies that are fun to play with before you eat them whole!
    Now…
    GO CREATE THE MOST AWESOME PEEPS DIORAMA TO WIN A HUUUGE BAG OF JUST BORN CANDIES!
    All dioramas must be e-mailed to advertising@temple-news.com in a JPEG file with your name, age, year, major and phone number.
    Your Peeps diorama and your HUGE bag of candy will be pictured in an issue of The Temple News!