The Green Man

At least I wish it was a Green Man, otherwise it must be a face in a lettuce leaf.

Labyrinth

I guess he decided that labyrinth tat is lame so he added the pacman ghost to look cool.

Syringe And The Clef

Does this  syringe breaks on the clef thus saying "Music is mightier than injection" or is the needle turning into one and carries the meaning "The harmony of vaccine" ?