Mindy McCready is in a custody battle to get her son Zander back from her mother and recently posted an open letter rallying her fans for help.

In a rambling July 1 post on her MySpace page, McCready takes aim at her mother Gayle McCready-Inge, her ex (and Zander’s father) Billy McKnight, and the city of Ft. Myers, Florida, where the case is being handled.

“I need you to write letters, make phone calls, send emails, do anything you believe will help save my son from the Hell they have put him in!! Please take 10 minutes out of your day and do something, do anything,” she implored.

EXCLUSIVE: Read Letter To Mindy McCready From Her Cousin, Rejecting 'Full-Blown Lies'

“I know that my Mother is pure evil!” Mindy writes at one point, alleging her mother is trying t