Perhaps it hasn't always been about attempts at certain techniques or hairstyles that just didn't work, but more about color trends. Greige nail polish or the latest turquoise eye shadow, for instance, might look amazing on your best friend, but lacks that certain oomph for you. What trend, past or present, have you tried that just fell flat on its face?
Since you've been here on this fine planet, there are lots of beauty trends that have come and gone — and plenty I'm sure you'd rather forget. Claw bangs, overtweezed brows, and rings of brown lip liner, anyone?