Your 20s are just an extended period of adolescence with credit.

The only thing worse than being an awkward 13-year-old at a junior high dance with your own parents as chaperones is finding yourself a decade later, equally awkward, with no one at all to chaperone you through this weird new thing known as "adulthood."

While your 20s can certainly be exciting, they're not all they're cracked up to be. For the first time ever, you are left to make your own life decisions while battling the ever-present fear, crippling confusion and constant flow of failed expectations.

Whether you're 45 and can look back and laugh, or 25 and can giggle while simultaneously curled up in the fetal position, check out the following 20 dumbest things that inevitably occur when experiencing the "joys" of your third decade of life. –Tina Smithers, age 29