Johnny Cash and Merle Haggard singing Merle's song "Sing Me Back Home". This aired on August 2nd, 1969.
(Merle Haggard was an inmate at San Quentin prison and was in the audience when Johnny Cash played his first prison concert there in 1958. Watching that show was one of the things that inspired Merle to pursue a music career when he was released from prison)
Johnny Cash and June Carter singing "Jackson". Johnny has a nagging cough during this rendition but the chemistry between Johnny and June is great, as always. This aired on September 27th, 1969.
This is from a show that aired on public television in 1967 (before Johnny and June were married and before he kicked his drug habit). June and Johnny recite one of June's silly poems and then June sings "Foggy Mountaintop".
Johnny Cash and Glen Campbell singing a medley of songs including "I've Been Everywhere", "By the Time I Get to Phoenix", "Galveston", "Folsom Prison Blues" and "Abilene". This aired on July 12th, 1969.
From the 1976 "Johnny Cash & Friends" summer series. Johnny & June engaging in some humorous dialogue about Johnny's past and then singing "If I Were a Carpenter".
Johnny Cash & June Carter singing "Cause I Love You". (The song is performed seated because June is several months pregnant and starting to show)
This aired February 18th, 1970 but was pre-taped in the early Fall of 1969 (hence the blinding suntans leftover from the summer).
This is Johnny Cash singing "I Still Miss Someone" (supposedly written about June) and then Johnny and June singing their signature song "Jackson". This aired on July 12th, 1969.
Chet Atkins playing a medley of songs including his '50s hit "Mr. Sandman" and the old Carter Family tune "Wildwood Flower".
(The songs in the medley are: "Country Gentleman", "Mr. Sandman", "Wildwood Flower" and "Freight Train"). It aired on April 29th, 1970.
This is Johnny Cash and Waylon Jennings reminiscing about their time sharing an apartment near Nashville in the late '60s. They also sing "The Singing Star's Queen". This aired on March 25th, 1970.
Johnny Cash and June Carter singing "Please Don't Play Red River Valley", from a "comedy" episode of The Johnny Cash Show. Notice them trying to keep straight faces (as the audience laughs) when Johnny gets to the part where he instructs June on how to "suck" and "blow" on the... ahem, harmonica. This aired on February 10th, 1971.