Has anyone else had a child who begins to wake up in the night for 2 hours at a time but is happy, not crying, but making so much noise squealing, kicking the cot, babbling they wake everyone else up!! AC is 16 mnths, has dummy, goes back to sleep on his own but wakes the rest of us up!! Please help, so tired at the end of my tether and my daughter aged 3yr 6 mnths is so tired!!