The next collaboration was when Ringo drummed on John's 1969 single "Cold Turkey."
On December 15, 1969, George played guitar in John Lennon's band at the UNICEF Charity Concert. They played two songs, "Cold Turkey," and "Don't Worry Kyoko (Mummy's Only Looking for Her Hand in the Snow)."
In 1970 Paul arranged the song "Stardust" for Ringo's showtunes album, Sentimental Journey.
Also in 1970, George played guitar and piano on John's "Instant Karma!" single.
Next up in 1970, Ringo drummed on many of the tracks on George's monumental All Things Must Pass triple album. According to Simon Leng's book, While My Guitar Gently Weeps: The Music of George Harrison, Ringo plays drums on "My Sweet Lord," "Wah Wah," "Isn't It a Pity," "Beware of Darkness," "All Things Must Pass," "I Dig Love," and "Isn't It a Pity (Version 2)." Ringo also plays tambourine on "If Not For You."
Finally in 1970, Ringo was the drummer for John's John Lennon/Plastic Ono Band album, and Ringo was the drummer and John was the guitarist for Yoko's Yoko Ono/Plastic Ono Band album.
In 1971 Ringo drummed and John played guitar for "Don't Worry Kyoko (Mummy's Only Looking for Her Hand in the Snow)" which was a track on Yoko's album Fly.
April of 1971 saw the release of the Harrison/Starkey penned single "It Don't Come Easy" with Ringo playing drums and George guitar. The B-side was "Early 1970" which featured Ringo on drums/guitar/piano and George on guitar/bass.
Then in June and July of 1971 George played guitar on several tracks of John Lennon's album, Imagine. He plays on "Crippled Inside," "I Don't Want to Be a Soldier," "Gimme Some Truth," "Oh My Love," and "How Do You Sleep?"
In August of 1971 at Madison Square Garden in New York, Ringo was one of the house band's drummers for the Concert for Bangla Desh. George was one of the guitarists. Ringo played tambourine during Bob Dylan's set.
In 1973 Ringo played drums on some of the tracks on George's Living in the Material World album.
Then also in 1973, George collaborated with Ringo on Ringo's "Photograph" single. They share songwriting credits for the track. George plays guitar on it. George also plays guitar on the single's B-side, Ringo's "Down and Out."
Then came Ringo's 1973 hit album, Ringo. John wrote "I'm the Greatest" and plays piano. George plays guitar on this track. George wrote and plays guitar on "Sunshine Life for Me." Paul plays kazoo on "You're Sixteen." Paul wrote and plays piano on "Six O'clock." Finally, George co-wrote and plays guitar on "You and Me (Babe)."
Ringo plays the drums on a couple of tracks on George's 1974 Dark Horse album. He drums on "So Sad," and "Ding Dong, Ding Dong."
Then in 1974 John helps out on Ringo's Goodnight Vienna album. John wrote and plays piano on the title track. John also plays guitar on "All By Myself," and "Only You."
Ringo then joins up with John who was in 1974 producing Harry Nilsson's album, Pussy Cats. Ringo plays the drums on "Many Rivers to Cross," "Subterranean Homesick Blues," "All My Life," "Loop de Loop," "Rock Around the Clock," and he plays maracas on "Mucho Mungo-Mt. Edna."
During this time, Paul shows up one night in the studio and jams with John, Harry, and Stevie Wonder, but they were drunk/stoned out of their minds to produce anything listenable. You can discover for yourself if you listen to A Toot and a Snore in '74.
The last collaboration of the seventies occurred on Ringo's 1976 album, Ringo's Rotogravure. Paul wrote and sings background vocals on "Pure Gold." John wrote and plays piano on "Cookin (in the Kitchen of Love)." George wrote "I'll Still Love You."
In 1982 Ringo released his Stop and Smell the Roses album. Paul and George both produced sessions for the album. Paul wrote "Private Property," and "Attention." He also played bass and piano on both tracks. He played piano and bass on "Sure to Fall." Paul also played the drums (Ringo played guitar) on the track "You Can't Fight Lightning." George wrote "Wrack My Brain" and played guitar. George also played guitar on "You Belong to Me."
1981 also saw George's Somewhere in England album that included the goodbye John track "All Those Years Ago" which featured Ringo on drums and Paul on backing vocals.
In 1982 Ringo played drums on Paul's "Take It Away."
In 1983 Ringo again drums for Paul on Paul's Pipes of Peace album on the tracks "So Bad" and "Average Person."
Ringo again provides drums for Paul in 1984's Give My Regards to Broad Street album. He plays on the track "Not Such a Bad Boy."
In 1987 George and Ringo played together in June at the for charity Prince's Trust Gala. They were introduced by Elton John, and then played "Here Comes the Sun," "While My Guitar Gently Weeps," and "With a Little Help from My Friends."
Ringo also played drums on George's 1987 album Cloud Nine. He hit the skins for "When We Was Fab," "Devil's Radio," and "Wreck of the Hesperus."
In 1988 George and Ringo performed as part of the jam band that played "I Saw Her Standing There" when The Beatles were inducted into the Rock and Roll Hall of Fame.
In 1995 George, Paul, and Ringo created "Free as a Bird" and "Real Love" for the anthology project.
Then Ringo hooked up with Paul and played drums on "Looking for You," "Really Love You," and "Beautiful Night" for Paul's 1997 album Flaming Pie. Ringo and Paul co-wrote "Really Love You" together.
The next year Paul and George helped out on Ringo's Vertical Man. Paul played bass on "What in the . . .World," and George played guitar on "King of Broken Hearts" and "I'll Be Fine Anywhere."
In 2009, Ringo and Paul performed three songs together at the Change Begins Within charity concert at the Radio City Music Hall. They played "With a Little Help with My Friends," "Cosmically Conscious," and "I Saw Her Standing There."
Paul showed up for the encore to Ringo's 70th Birthday Party Concert at Radio City Music Hall to play "Birthday" with him in 2010.
Finally, perhaps, Paul joined in on Ringo's sessions for Y Not to play bass on "Peace Dream" and sing haunting background vocals on "Walk with You" in 2010.