Disturbing, unnecessary, often flashy and distractive pieces which some people confuse for decoration on their faces. Sometimes hang from the side of a face further contributing to the disturbing distraction.

Briefly, "the realization that each random passerby is living a life as vivid and complex as your own." Originally from the Dictionary of Obscure Sorrows, which has a lot more beautiful neologism definitions like this you might enjoy.

Jewelry to ornament the ear; usually clipped to the earlobe or fastened through a hole in the lobe.
An ornament worn on or hanging from the lobe of the ear.

Metal poles pierced into a persons ear as a form of facial decoration.

A song that is inexplicably in your head when you wake in the morning, and not a song that you have listened to recently. Unlike an earworm, it is generally a song that you like.