I think people move on from the early/mid 20's vibe, aren't as interested in the glamour of going out, etc... and then all of a sudden they think "I'm old!" It

I think people move on from the early/mid 20's vibe, aren't as interested in the glamour of going out, etc... and then all of a sudden they think "I'm old!" It's definitely a different distinct stage, like a true young adulthood. Can last like 26-40 or so for some.