goblinState = new AnimationState(new AnimationStateData(skeletonData));
goblinState.setAnimation(0, "walk", true);
// Instead of a right shoulder, spineboy will have a goblin!
SkeletonAttachment skeletonAttachment = new SkeletonAttachment("goblin");
skeletonAttachment.setSkeleton(goblin);
spineboy.findSlot("front_upper_arm").setAttachment(skeletonAttachment);
}
}