On-screen siblings you didn't know dated in real life
You'll never watch them the same way
CELEBRITY Behind the scenes
Film sets are a known breeding ground for romance, with countless celebrity flings budding amidst emotional scenes and dramatic artificial rainfall. But what happens when you're interested in someone you're supposed to be siblings with? Apparently that might not be such a deterrent! Check out this gallery to see which on-screen siblings decided to push things forward when the cameras weren't watching.