The kittens play all through the night, keeping Foster Dad awake.br Subscribe to The Pet Collective: Facebook: Twitter: Pinterest: Google+: gplus.tothepetcollectivebr br Episode 11: Every day, Momma has been teaching the kittens how to take care of themselves. One thing she hasn't taught them is how to respect Foster Dad's sleep schedule! The 6-week-old babies are full of energy and can't help but be in full play mode even in the middle of the night.