Look at the camera. Smile. Sit down. Stop hitting your sister. Stop hitting the dog with your stroller. Don’t throw that. Stay in your room until I come and get you. No, you can’t go outside without me! Stop pulling my hair! YOU HAVE TO WEAR PANTS!The words on repeat at our house lately. And I have no clue how it happened. Hallen was seriously the easiest baby on the planet. No lie. I could have had quadruplet Hallen’s, and I could have survived easily. She didn’t need any help going to sleep, she nursed…