You find yourself doing the "baby bounce" when you're not actually holding your baby. (I caught myself doing this yesterday)
You go to the store with spit up on your shirt. I mean, why bother changing it if you know it will immediately be spit up on again?
A trip to the store, the gas station, heck ANYWHERE feels like a vacation!
You can do absolutely anything with one hand.
Brushing your teeth is a big accomplishment for the day.
More often than not, your longest stretches of sleep (2 hours) are in the rocking chair and not in bed.
You start calling your husband "Daddy"