taylor momsen paparazzi video is a fake gossip girl stunt

Why is taylor momsen (gossip girl jenny) making a fake paparazzi video? is it for a sports gym equinox? a shoe company nike or adiddas? maybe its for gossip girl? or maybe the video site funny or die? not sure why, but we do know taylor momsen used a stunt double to perform her stunts. This is nothing llke a ny socialite, and not even like lady gaga