Beginning to read the morning newspapers with the necrology
Beginning all your phrases with these words: You know when I was young...
Thinking that brown corduroy pants are still classy
When you hear Donna Summers (or worst: the Bee Gees) you feel the urge to hit the dance floor doing your best moves and thinking you're still cool
Trying to cover your bald head with a baseball cap
Spending Thursday night at home alone and contributing to this thread