Ke$ ha's mom rips alcoholism reports: Kesha has bulimia, not alcohol addiction Examiner.com Ke$ ha's mom is furious with rumors that her daughter went to rehab for alcoholism, insisting Ke$ ha is suffering from bulimia — not alcohol or drug addiction. “That's a total lie,” said Pebe Sebert told Celebuzz Jan. 8. “The place she's at is an eating …