Hair spray should work, you can also buy goo gone, or a citrus cleaner.
I always use Goof Off and it takes every bit of residue off very cleanly.
It is called rubbing compound for fiberglass. It is not really a polish it rubs off residue that adheres to the fiberglass
The best way to remove a sticky residue from plastic is to use a gentle emulsifier. A gentile antibacterial soap and a soft bristle brush can normally get rid of a sticky residue.
Use nail polish remover and a rag to scrub it off.
Reminder tabs that you can stick anywhere and later just pull off and not leave sticky residue.
Pull the paper completely off, then remove the residue with Lift-Off or Goo-Gone
If you can get some Zippo lighter fluid it works well on sticky tape residue. Fingernail polish remover works too but with more elbow grease. (scrubbing)
To remove sticky residue from a book cover, try using rubbing alcohol or an adhesive remover. Apply a small amount to a cloth or cotton swab and gently rub the residue until it lifts off. Be cautious not to damage the book cover or pages while cleaning.
WD-40 works well removing the sticky residue.
gently rub baby oil or WD40 on it.....
I would heat the griddle back up and wipe it off while it is warm.
Put it in warm water for a few minutes the get one end and pull it slowly. Get residue off with Goo Gone.