Did you believe that Justin Timberlake was a better singer than JC Chasez? Don't worry. Lots of people believed that. JC is a far better singer.
Or that bedazzled flip-phones were the coolest?
That Ugg Boots and short skirts were the height of fashion?
Or that Abercrombie and Fitch was reasonably priced and your parents were crazy for bitching that you wanted stuff from there?
Check out the other 36 things you used to believe in this list from Buzzfeed.