It's a running joke that babies act like they're drunk all the time - they can't walk a straight line,they speak in gibberish, and they will fall asleep literally anywhere. But whether they are drunk, or what does that make us? Turns out,parenthood is nearly identical to picking the short straw and being labeled the designated driver for the evening. That's right: you hold to stay stone sober so you can make sure your diminutive drunk "friend" doesn't achieve anything silly. Don't see the connection? Keep reading, and all will become painfully clear.
Source: popsugar.com