frustrated my lo is perfect during day eats 3/4 oz and takes three hours naps but at night omg eats 4 oz sleeps for 30 mins eats another 2 oz and up for almost two hours then eats another 2 oz like seriously I'm going crazy idk what to do and the pediatrician says it's normal !!!!this last all night untill morning then hes normal I don't get it going back to pediatrician on Friday this is crazy