Another one of their videos:
Suddenly Yo Gabba Gabba seems so tame. Here they are performing live with what appears to be a small child in a KISS outfit (?):
And finally, a clip from Dinosaurs, because no matter how hardcore Hevisaurus is, I kept expecting one of them to say “not the mama”:
Do you like your children’s music to rock this hard, PopWatchers, or are you sticking with your Raffi jams, thankyouverymuch?