In State v. McGuire, 297 N.C. 69, 254 S.E.2d 165 (1979), the defendant, prior to the beginning of trial, made alternating requests to have new counsel and to represent himself. McGuire, 297 N.C. at 82-83, 254 S.E.2d at 173-74. Then again, in the middle of the trial defendant again asked to represent himself. Id. at 84, 254 S.E.2d at 174. The Court held his requests were ambiguous and overruled his assignment of error. Id. at 84, 254 S.E.2d at 175.