If you're seeing an unusual amount of costume pictures pop up on your Facebook feed, it can only mean one thing: Halloween! But before you add your picture to the bunch, just be sure you know the difference between Superman and Spiderman or you'll risk looking super dumb. Here are five Facebook posts that are so dumb it's spoooooooky! 

1. Superidiot is ready for Halloween. (via failbook.com)

2. "I wish I had made better choices in life." –This guy (via mainstreamoncrack.tumblr.com)

3. It depends, how much do you have? (via whatagrump.tumblr.com)

4. I think she misunderstood the 'anonymous' part of alchohalics anonymous. (via niftyswift.tumblr.com)

5. You can always major in Business. No need for accuracy there! (via katiewrenchir.tumblr.com)

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