- use rotobrush tool to select head shape
- extend gray arrowheads to entire time and press freeze
- head on one layer and original background on another layer
- open up tracker winder and select track motion and move track point over head (smaller the better)
- start at beginning and press play on tracker window
- layer>new>null object
- edit target to new null 1 layer
- transform scale of head and adjust position and set parent to null 1
- position and tweak as needed