Notice how 'HEY' stays aligned to the screen when you move it around, but 'BABY' scews off the screen!

Here are the official Fields and Events, for the Billboard node in the VRML text, according to the VRML2 Spec:
Billboard {
  eventIn      MFNode   addChildren
  eventIn      MFNode   removeChildren
  exposedField SFVec3f  axisOfRotation  0 1 0
  exposedField MFNode   children        []
  field        SFVec3f  bboxCenter      0 0 0
  field        SFVec3f  bboxSize        -1 -1 -1

------->>> the source for the .wrl file!