My bet is 1) everyone around her had a blast and enjoyed her; 2) she was asleep within 10 minutes of being back in the car and slept like a rock all the way home.
1. Yes! Everyone was so nice and kid friendly, which is a huge plus when you have a toddler climbing all over any- and everyone. 2. Mom did a good job of planning and packed jammies, so it was night-night time as soon as she was strapped in the car seat. :)