She's trying to get the help she needs, but unfortunately, Selena Gomez's rehab stay hasn't gone as expected — and her family is starting to become seriously concerned.

A source tells In Touch that the 24-year-old has admitted to her loved ones that she "feels like hell" and wants to leave the Brookhaven Retreat as soon as possible.

"She absolutely hates it there," the source reveals, adding that the star cited personal issues as her reason for checking into the facility.

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Even ex-boyfriend Justin Bieber is concerned for the brunette beauty, and is "praying" for her recovery.

"Everyone is worried," the source adds. "Everyone's just hoping Selena gets better."

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