Demi Lovato Enters Rehab - Ashley Greene Denies Role in Star's Troubles

Teenage Disney star Demi Lovato entered rehab this week.  Several reports have indicated she had a problem with Twilight beauty Ashley Greene (pictured) dating ex-boyfriend Joe Jonas.  It has also been reported that she got into a fight with a female dancer.

Demi Lovato Enters Rehab - Ashley Greene Denies Role in Star's Troubles.

First the fight - according to reports, the 18-year-old Disney star’s altercation with the dancer was the catalyst for her decision to drop out of an international tour with The Jonas Brothers and enter rehab.

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Lovato entered a treatment facility for what is described as “emotional and physical issues” including eating disorders, cutting and bullying, according to GossipCop.com.

A source told People.com: "She fought through eating disorders and has struggled with cutting. "She is taking control by getting help."

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Not Ashley's fault.

Ashley Greene's rep has dismissed rumors that there is conflict between her and Demi Lovato.

Lovato, 18, recently entered a treatment center to seek help for 'emotional and physical' issues. Many different rumors have surfaced regarding the reason for the stay and one is that she fell out with Ashley Greene, who is dating her ex-boyfriend Joe Jonas.

However a rep for Greene, who is most famous for playing Alice in the Twilight movies, said to E! News: "There is no truth to this rumor or any other rumors of conflict between the girls."

(Image: Splash News)