Rapty

Rapty is a Bud Compson's stuffed dinosaur and imaginary friend, first seen in "Based on a True Story." When Bud imagines Rapty as a talking dinosaur, he imagines the toy get larger and turn into a full sized, imaginary dinosaur.

Trivia

 * His being a stuffed animal dinosaur and coming to life is similar to Barney the Dinosaur.