No matter how old you get, there's no shame in showing off your love for The Wizard of Oz. But the ultimate test of fandom? Phone and laptop cases starring Dorothy, Toto, and the rest of your favorites, of course. If you really need an excuse to buy one of these for yourself, consider the fact that Aug. 25 marks the 75th anniversary of the classic flick's theatrical debut. Sounds impossible, but it's true. Now, over the rainbow we go!