Many times
Johnny Cash (apex)
The Johnny Cash Show - album - was created in 1970-10.
He recorded his songs in a studio and then he put it in the show.
The Johnny Cash Show - 1969 - 1.12 was released on: USA: 30 August 1969
The Johnny Cash Show - 1969 - 2.23 was released on: USA: 10 March 1971
Johnny Carson
The Steve Allen Show ended in 1964.
The duration of The Steve Allen Show is 2880.0 seconds.
Johnny Cash (apex)
The Steve Allen Show was created on 1956-06-24.
The Steve Allen Show - 1956 'Steve Allen Show' Continues from Hollywood 3-21 was released on: USA: 16 February 1958
The Johnny Cash Show - 1969 The Johnny Cash Christmas Show 2-13 was released on: USA: 25 December 1970
The Steve Allen Show - 1956 Tribute to original 'Tonight' show with Steve Allen 3-40 was released on: USA: 6 July 1958
The Johnny Cash Show - album - was created in 1970-10.
He recorded his songs in a studio and then he put it in the show.
Yeah, he even got his own show : The Johnny Cash show.
The Johnny Cash Show - TV series - was created in 1969.