Cas mentally grimaced a little at hosting a sleepover for four extra girls, one of them being the very spoilt Clementine, but worst come to worst he could send them all home if they were completely out of control. Dora, he knew he wouldn’t have an issue with; Sirius’ cousin’s kid was being raised right by her mother and father, and Elle was a sweet kid, it would only be Connie and Clem he might have trouble with. "Yes, all of them, we can send them all an owl tomorrow inviting them over for Saturday, sound good?" He offered.