The insider added: "Her family is extremely worried that she'll do something crazy like elope with him.
Justin also raised eyebrows when he posted a picture of his former love in an elegant Emilio Pucci dress for the Vanity Fair party after The Oscars with the caption: "The most elegant princess in the world." The 27-year-old actor - who was catapulted to the spotlight in the 'Twilight' films where he played Edward Cullen alongside his ex-girlfriend Kristen Stewart - is rumoured to have a romance with model Dylan Penn, who he was linked to last year, but sources claim they're just "friends" and relationships aren't "on his radar". Rob is so busy with work right now that dating is pretty much not on his radar." Robert and Dylan - who is the daughter of Sean Penn and his ex-wife Robin Wright - reportedly had plans to meet up in Madrid, Spain for a romantic weekend after she was spotted at Madrid-Barajas airport on March 28.
An insider told Hollywood Life.com: "Rob and Dylan are friends, but that's it. Meanwhile, the Hollywood hunk is set to hit the big screen in 2014's 'The Rover' and 'Maps to the Stars' which are in post-production and is currently filming 'Queen of the Desert' and 'Life'.
"It's really hard—I can't begin to explain how awful it is," she told the outlet.
"It makes you want to just stop everything sometimes.
The Biebs quits Instagram Justin Bieber has officially left the building.