You asked for kids and boy did you get it. You may want to turn the sound down on this one...TRUST ME...(you can thank me later)!
Since he is 4 and a little unsure of exactly which Emotion he is producing...
Lets go with JOY...he is very JOYFUL.
I on the other hand will go with the emotion of "Calgon...Take me away.."!
Link up to Tim@ Fort Thompson for some more Vlog-Emo fun!!!