The Glen Campbell Goodtime Hour, hosted by pop/country singer Glen Campbell, debuted on Jan. 29, 1969, and ran through June 1972.
Here he is singing that song about a lonely guy up a telephone pole in Kansas.
Glen Campbell sings “Wichita Lineman,” Glen Campbell Goodtime Hour (1969)
Michael's TV Tray 
[…] Today In TV History: In 1969 on this date, The “Glen Campbell Goodtime Hour” debuted on CBS. To see him singing ‘Witchita Lineman’ on that show, go to: https://michaelstvtray.com/2013/01/29/glen-campbell/ […]