Overview:Mitzi Gaynor opens her second special with a dazzling performance of "Let Go." Additional songs include "Poor Papa," and "What'll I Do." She welcomes guest star Ross Martin (The Wild, Wild, West) for a musical-comedy spoof of Gone with the Wind. Other comedy skits include Mitzi as "The Kid" describing a school recital, and as a Hungarian Gypsy performing "Those Were the Days."