Bonnie Pointer -- a founding member of the famous Pointer Sisters singing group -- was arrested early this morning in Los Angeles for possession of a controlled substance ... TMZ has learned.
According to law enforcement, 61-year-old Pointer was busted for felony possession of a controlled substance at 12:39 AM and hauled to a nearby station-- where she was booked and held on $10,000 bail. Pointer was released from custody around 4:30 AM.
The Pointer Sisters were HUGE in the '70s and '80s -- churning out hits like "Slow Hand" and "Neutron Dance."
TMZ shot footage of Bonnie in L.A. last weekend -- in which the singer revealed her sister Anita is fighting cancer. Bonnie appeared loopy and out of it.
10:00AM PT Sources close to Anita Pointer tell us she is fine -- she does NOT have cancer. By the way, Bonnie left the Pointer Sisters in the late 70s to pursue a solo career.