What caused the dramatic change in attitude? Well...A lot of things. A lot of things done by two specific sisters. There was crying, tantrums, hiding in unsafe places, screaming, pushing, pants wetting, lying, and much MUCH more.
The highlight of the day, and by highlight I mean the most stressful part that made us want to run away from our jobs forever, was when one sister threw the biggest tantrum I've ever seen her throw, EVER. What happened was...well here's a picture that explains it much better than words can....
This. Is my job.