Gary Allan is scheduled to appear in court on Wednesday to face an alleged stalker he's had for the past four years.

The case of The City of Hendersonville (Tenn.) vs. Katherine Walker will be heard at the Sumner Country Court House in Gallatin, Tenn., north of Nashville.

Walker was arrested on May 4 and charged with burglary, vandalism and stalking. Her arrest followed a May 2 burglary and vandalism incident at the singer's home near Hendersonville. According to a statement from Gary's publicist, testimony and evidence to be presented at the hearing will include stalking incidents spanning the last four years.

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