Need help to fix bone (head)

so i have a rig, and when i move the head around, the teeth and tounge do not move with it as well with it. here is the rig: character rigging V2.blend (1.0 MB)

when i rotate it:
ahhhhhhhh
when i move it up:
ooohhaaahhh
please tell me if there is a way to fix this.

nevermind, i figured it out.