Jay did not leave KVET for KLBJ. Vise and KVET ended their relationship due to increasingly strained relations between he and the morning show. His employment with KLBJ came several months later.
KLBJ-FM was created in 1972.
KLBJ - AM - was created on 1939-07-02.
According to the Milwaukee Sentinel, September 1, 1979, following the divorce, he resigned from involvement with Johnson family radio station KLBJ and continued publishing a "directory of state governments" and owning a service station in Texas.