Demi Lovato signed suicide contract in school

"The X Factor" judge, who has battled personal issues for years and spent months in rehabilitation centre after a meltdown on tour in 2010, admits she used to leave people worried with her dark thoughts, reports dailystar.co.uk.u00a0

"The principal called my parents and made me sign this suicide contract saying that I would not kill myself," Rolling Stone magazine quoted the 20-year-old as saying.u00a0

Demi Lovato. Pic/Santa Banta