When Clare calls Jay in the middle of the night to tell him and Gloria that Haley was arrested, they wake up in a dark room. As they awaken, Gloria goes to turn on a nightstand lamp and you can visibly see that her hand doesn't touch the lamp at all. She's just doing the motion.
Cam wouldn't have been able to bring Luke and Alex home from the hospital without informing Claire and Phil. They would have needed to check them out themselves.