Question: What year did Michelle Phillips, co-founder of the Mama's and the Papa's, release a song which became #89 in "Rolling Stone"'s list of the 500 Greatest Songs of All Time?

Context articles: In My Life
Michelle Phillips
Push It (Salt-n-Pepa song)
Keith Richards
California Dreamin'
My Generation
Beast of Burden (song)
Time to Pretend
Number 1 Record
Rolling Stone's 500 Greatest Songs of All Time

"In My Life" is a song by the Beatles released on the 1965 album "Rubber Soul", and credited to Lennon–McCartney.
 The song originated with John Lennon, but Paul McCartney and Lennon later disagreed over the extent of their respective contribution to that song, specifically the melody.
 George Martin contributed the piano solo bridge.
 It is ranked 23rd on "Rolling Stone"' s "The 500 Greatest Songs of All Time" as well as fifth on their list of the Beatles' 100 Greatest Songs.
 The song placed second on CBC's 50 Tracks. "
Mojo" magazine named it the best song of all time in 2000.
Michelle Phillips (born Holly Michelle Gilliam; June 4, 1944) is an American singer, songwriter and actress.
 A native of California, she met and married John Phillips in San Francisco as a teenager, and went on to co-found the vocal group The Mamas & the Papas in 1965.
 The band rose to fame with their popular singles "California Dreamin'" and "Creeque Alley", both of which Phillips co-wrote.
 They released five studio albums before their dissolution in 1970.
 Phillips is the last surviving original member of the group.
"Push It" is a song by the group Salt-n-Pepa.
 It was released as the B-side of the "Tramp" single in 1987, and as its own single in 1988.
 It peaked at #19 on the "Billboard" Hot 100 in early 1988 and, after initially peaking at #41 in the UK, it re-entered the charts after the group performed the track at Nelson Mandela's 70th Birthday concert, eventually peaking at #2 that summer.
 The song has also been certified Platinum by the RIAA.
 The song is ranked #446 on "Rolling Stone"' s list of the 500 Greatest Songs of All Time and was ranked #9 on VH1's 100 Greatest Songs of Hip Hop.
Keith Richards (born 18 December 1943) is an English guitarist, singer, songwriter, and author, best known as a founder member of the rock band the Rolling Stones. "
Rolling Stone" magazine credited Richards for "rock's greatest single body of riffs" on guitar and ranked him 4th on its list of 100 best guitarists.
 Fourteen songs that Richards wrote with the Rolling Stones' lead vocalist Mick Jagger are listed among "Rolling Stone" magazine's "500 Greatest Songs of All Time".
 The Stones are generally known for their guitar interplay of rhythm and lead ("weaving") between Richards and Brian Jones, Mick Taylor and Ronnie Wood over the years.
 In spite of this, Richards plays the only guitar tracks on some of their most famous songs including "Paint It Black", "Ruby Tuesday", "Sympathy for the Devil" and "Gimme Shelter".
"California Dreamin is a song written by John Phillips and Michelle Phillips and was first recorded by Barry McGuire.
 However, the best known version is by The Mamas & the Papas, who sang backup on the original version and released as a single in 1965.
 The song is #89 in "Rolling Stone"'s list of the 500 Greatest Songs of All Time.
 The lyrics of the song express the narrator's longing for the warmth of Los Angeles during a cold winter in New York City.
"My Generation" is a song by the English rock band The Who, which became a hit and one of their most recognisable songs.
 The song was named the 11th greatest song by "Rolling Stone" "Magazine" on its list of the 500 Greatest Songs of All Time and 13th on VH1's list of the 100 Greatest Songs of Rock & Roll.
 It is also part of The Rock and Roll Hall of Fame's 500 Songs that Shaped Rock and Roll and is inducted into the Grammy Hall of Fame for "historical, artistic and significant" value.
 In 2009 it was named the 37th Greatest Hard Rock Song by VH1.
"Beast of Burden" is a song by English rock band The Rolling Stones, featured on the 1978 album "Some Girls".
 In 2004, "Rolling Stone" magazine ranked the song #435 on their list of "The 500 Greatest Songs of All Time" and #433 on the 500 Greatest Rock and Roll Songs of All Time.
"Time to Pretend" is a song by the American indie band MGMT, released as the lead single from their debut studio album "Oracular Spectacular" (2007) on March 3, 2008.
 An earlier version had been released on their "Time to Pretend" EP.
 The single was released as a 7" and CD single featuring the B-sides "Weekend Wars" (BBC Radio 1 Session) and "Metanoia", respectively.
 In early 2009, the song was re-released in the UK.
 The song was ranked at number 493 on "Rolling Stone"' s list of The 500 Greatest Songs of All Time.
 The song was ranked at number 90 on "NME"' s list of The 500 Greatest Songs of All Time.
Many critics praised the album's elegant vocal harmonies and refined songcraft but "#1 Record" suffered from poor distribution and sold fewer than 10,000 copies.
 However, "#1 Record" has more recently attracted wider attention, and in 2003 it was ranked number 438 on "Rolling Stone" magazine's list of the 500 greatest albums of all time.
 "Rolling Stone" magazine also ranked the song "Thirteen" as number 406 on its 500 Greatest Songs of All Time.
"The 500 Greatest Songs of All Time" was the cover story of a special issue of "Rolling Stone", issue number 963, published in December 2004, a year after the magazine published its list of "The 500 Greatest Albums of All Time".