Sammy has reached the age where, if he naps, he can’t fall asleep at night.  He has rest time during the afternoon, but it’s now not that uncommon for him to fall asleep early in the evening.  The poor guy is super sleepy for several hours before bedtime now!  Here’s the scene from last night:

This was around 6:30 last night.  He slept until almost 6 this morning (about an hour before he usually wakes up, unfortunately).