Bella Hadid Declares WAR Against Selena Gomez on Instagram

Bella Hadid is doing her best to let The Weeknd know what he's been missing since he left her and started dating her ex-bestie Selena Gomez. Bella snapped this selfie not too long after Selena's steamy photo surfaced online showcasing her backside. The timing seems too convenient to be coincidence, but it looks like this feud could get ugly. Bella unfollowed Selena after news of her public PDA session with the Weeknd hit the web. Who's got the hotter selfie, Bella or Selena? Let us know in the comments below.