A North Dakota high school has banned female students from wearing leggings, jeggings, or tight jeans, citing concerns that such attire can be distracting to their male classmates, and also makes girls look too much like a pre-bathtub-scene Julia Roberts in Pretty Woman.

Last Spring jeggings took over the fashion world, are they are just a gateway to sexier outfits.

Even as marketers try to entice you to buy your loved one that diamond Lexus, they already know that Christmas spending this year will be a disappointment. The lone bright spot for America's forlorn retailers: jeggings.

Previously, Conan declared he'd wear "jeggings" (a jean-legging hybrid mainly worn by ladies) on-air. Last night, he proclaimed "if I say I'm gonna do something, I do it!" and proceeded to deliver his monologue while wearing stone-washed colored ladies tights.

Though Olympic fashion continues to revolve around flags and garish patriotic color, a strange undercurrent of hip infiltrated this year: jeggings-esque faux denim, a surfeit of plaid, and the world's most ironic mustache.