All three of his children, and his ex-wife, have not spoken to him in years.
Singer Buku Abi, real name Joann Kelly, posted on Instagram saying she was "devastated" by the recent accusations in the documentary "Surviving R. Kelly."
The 20-year-old said she hasn't seen or spoken to him in years, calling him a "terrible" father.
"I have spent the last hour crying," Palmer said on Instagram, referring to herself as a former "student of R. Kelly."