Right now Zulily has EVERYTHING related to Mike, Sully and Monsters Inc on sale. Prices start at $4.99 and are 60% off retail.
They have t-shirts, tents, toys, water bottles, puzzles, books, utensils and so much more!!! If you have a Monsters Inc and Monsters University fan in your house, you will DEFINITELY want to check it out.
It should be on the main page when you first log in. If you can't find it immediately, click on "shop by category" on the top and select "toys and playtime".
Zulily has new shops every day. They have GREAT prices and AWESOME brands. I've been shopping with them for YEARS. I have never been disappointed. Their customer service is AMAZING!!!
There is no sales tax. Pay shipping once (around $6) and you will get FREE shipping for the whole weekend until Sunday night on any extra purchases you make!