According to TMZ, Demi Levato has bailed on an international concert tour with the Jonas Brothers and has checked into a rehab center to seek treatment for "emotional and physical issues" ... TMZ has confirmed though the singer's rep.
In a statement to TMZ, the 18-year-old singer's rep says, "Demi Lovato left her tour early this weekend in order to seek medical treatment for emotional and physical issues she has dealt with for some time."
The statement continues, "Demi has decided to take personal responsibility for her actions and seek help. She is doing just that."
The rep concludes, "[Demi] regrets not being able to finish her tour, but is looking forward to getting back to work in the near future."
Source: tmz