Diane Syms, better known by her ring name Misty Blue, is an American former professional wrestler. Simmes got into wrestling after learning to box and being part of an all-female boxing show.

From there, she was invited to Killer Kowalski's wrestling school where she trained for 18 months prior to her first match. Simmes competed for the American Wrestling Association in a 10-woman battle royal at WrestleRock 86 on April 20, 1986. The match was won by Sherri Martel.