The big gift shop at Disneyland sells them. I walked around the store for two hours wearing a pair (I was bored) but didn't buy them.
really? now i must go to disneyland again in the summer, just for goggle related fun (and some rides and such if there is time)
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Its only taken me about 10 years to understand the water jug riddle in Die hard with a Vengeance. My brain takes a while, but it gets there in the end