while his butt-wiggle was mother-induced, Jaiden laughed and enjoyed the butt wiggling extensively XD
I grabbed his butt from one thigh to the other, then wiggles with some wrist-action to the beat of the music on AZN. He started laughing up at me, causing me to laugh so hard I cried XD
then his grin got -really- wide, and his dad came over and started laughing too.
butt-wiggling is funny 
also needed to add this:
