I'm still pretty excited for this film, and I have to say, for years I've enjoyed the pre-film promo videos they've put out on Youtube. I don't know when it started, but my favorites certainly come from Toy Story 3 and Tangled. Here's the new promo for Monsters University, as well as my favorites from previous films:
Here's today's Disney History: 1985: Mickey Mouse is welcomed to China as part of the 30th anniversary of Disneyland. The touring mouse will visit 30 cities in 30 days.
Have a magical day!