Demi Lovato Just Flipped The F*ck Out At Superfan Stalker Sarah! See What She Said About The 'Fame Leech!'
You might not be able to tell from this pic, but Demi Lovato is NOT happy with Stalker Sarah!
The fan, whose real name is Sarah M., is known for snapping selfies with TONS of celebrities, and apparently their sisters, too!
Over the past few weeks, the 20-year-old has been posting pictures on Instagram of herself with the soulful singer's teenage sister, Madison de la Garza.
In the last month, she's posted several shots like this one (below):