Joe Broke Up With 'Out Of Control' Demi

Demi Lovato's 'secret struggle' new issue People's new issue. A tour member who witnessed Demi assasult Alex Welch, after she snitched on Demi, dished:'Demi walked onto the plane, did not look at the girl, then suddenly punched her in the face and threatened her with a slew of expletives.'
When Demi walked toward her seat, four bodyguards positioned themselves behind her to stop her from any more outbursts while Kevin, Nick and Joe comforted the dancer. Demi's manager asked her, 'Are you in control at all?' She said, 'Sorry, I just lost it.''

Hours later, Demi left the tour with her mom Dianna and stepfather Eddie by her side. A source said: 'She had Hollywood Records pushing her one way, Disney Channel pushing her another & nobody allowed her a chance to breathe. She is a girl who is overextended and she couldn't handle it. She had a spark of exuberance in her eye that isn't there anyhmore.'

Dating Joe Jonas: 'She was a true teenager in love.' Joe ended the relationship because 'Demi's attitude and behavoir were out of control. Demi was a mess and very angry.. Demi is tortured. This is a fragile girl who's experienced some serious issues long before she became a performer.

On her cutting struggle: 'It wasn't a secret. She was getting help.' Why didn't Demi take a break? 'Her parents were not equipped with how to deal with someone going through a turbulent time.'