She was discovered by Playboy while working as a page for the Queen for a Day TV game show.
Jo, who is of Norwegian and Spanish descent, was married to baseball player Bo Belinsky for five years (1970 to 1975).
Jo" for her United Service Organizations tours to entertain the troops during the Vietnam War.
She first went to Vietnam to meet 2LT Jack Price of Company B, 2nd Battalion, 503rd Infantry, 173rd Airborne Brigade.
Price sent to Hugh Hefner in November 1965 a letter purchasing a lifetime subscription to Playboy, for which the magazine promised that a Playmate would deliver the first issue personally.