Singer had suffered a drug overdose on July 24

Singer Demi Lovato stepped out of rehab in Los Angeles after 90 days being sober.
It is unclear whether Lovato was permanently checked out of rehab or just taking a break from the facility three months after she was admitted following a reported drug overdose.
Lovato visited the Matsuhisa restaurant in Beverly Hills on November 3 with clothing designer Henry Levy. They smiled and laughed through the dinner, reported TMZ
Lovato suffered a drug overdose on July 24, and was hospitalised for 10 days. She went into rehab at the beginning of August.
She also visited a Beverly Hills spa over the weekend.