Spoti-stalker 

When it becomes clearly obvious that your friends aren't playing their own music on Spotify, but rather are looking for what you are listening to, and then playing the exact same thing.

"There's no way that he coincidentally played same exact 5 songs as me on Spotify. It's clear that Josh is a dangerous Spoti-stalker, and I need to be extra careful to not get my style ripped off."

Spoti-stalker by WolfmanChi July 26, 2012

SPOT STALKER 

Someone following you in a car as you walk across a parking lot so they can take your parking space.

I thought I was about to be abducted but it was only a spot stalker.

SPOT STALKER by Smartycat September 5, 2011