Ironman with his crew including Batman and Spider show these young kids at the party how to get loose!

I've never seen moves like these! If Spiderman had danced like this in the movie I would have enjoyed it! I couldn't stop laughing while I was watching this! And where in the hell are these kids parents? Who said it was OK for the Super Heroes to get buck nasty at the party? I don't want my kids seeing Iron man popping his ass. lol