Hey hipster parents: If the recent glut of children's comps have taught you anything, it's that it is never too early to get your kids some indie cred. Here, Andrew makes an appearance as the magical Dr. Stringz on the Noggin Channel's Jack's Big Music Show, whipping violins and mandolins out of those deep, Bird pockets of his. String-da-da-ling-ding-ding string ...