You know you're getting old when....
1. When you exercise and body parts hurt that never used to.
2. When you wake up and body parts hurt, but you don't know why.
3. The clothes you wore in middle school that you loved, then hated, are now cool again.
4. You wake up with a hangover after drinking 1 glass of wine the night before.
5. Your kids want to stay up longer at night than you do.
6. Your kid's teachers call you ma'am.
7. You walk into a room but forgot what you went in for.
8. You use a phone book to find a number instead of using the Internet.
9. When someone's talking to you and has to repeat themselves three times. huh? huh?
10. Someone said they just tweeted and you say, you might want to change your underwear.
11. The music you used to club to is now on the Classic Station.
12. You have no idea what the heck the songs are talking about. Example: