Jeans didn't go out of style, but the Levi's brand did, as competitors like Tommy Hilfiger and Diesel appealed more to hip young consumers.

FORBES: Beyond Burgers

Still, I've learned over the years not to dismiss something that doesn't immediately win me over. (In fact, when I think something is really out of style like I wouldn't be caught dead wearing it that's probably when it's just about to hit the runways.) After all, isn't that a good designer's job?

WSJ: Can Mod Be Modern?