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Lady Gaga and Tony Bennett -

Lady Gaga and veteran crooner Tony Bennett duet at the 2015 Umbria Jazz Festival in Perugia, Italy. Lady Gaga is among many artists Bennett has sung and recorded with for his 'Duets' album projects.

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Shakira and Jennifer Lopez -

Jennifer Lopez hugs Shakira after their sizzling performance on stage during the 2020 Pepsi Super Bowl LIV Halftime Show at the Hard Rock Stadium in Miami, Florida.

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Madonna, Britney Spears, and Christina Aguilera -

Britney Spears, Madonna, and Christina Aguilera perform on stage together during the 2003 MTV Video Music Awards at Radio City Music Hall in New York City. The show is notorious for the end-of-song steamy kiss between Madonna and Britney. Madonna also smooched Christina Aguilera.

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Elvis Presley and Frank Sinatra -

Frank Sinatra and Elvis Presley give a finger-snapping performance as they sing together for 'The Frank Sinatra Timex Show.' Trading hits, Sinatra performed a swinging 'Love Me Tender' while Elvis did his version of 'Witchcraft.' The show was recorded for television in Miami on March 26, 1960.

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Whitney Houston and Mariah Carey -

Whitney Houston and Mariah Carey making a rare appearance together in 1998 to record the song 'When You Believe' for the movie 'The Prince of Egypt.'

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Bob Dylan and Joan Baez -

Folk musicians Joan Baez and Bob Dylan sharing stage and microphones during a duet at the Newport Folk Festival, in Rhode Island, in 1963. Dylan's appearance with Baez was a huge crowd-pleaser, and he went from zero to hero in the course of a weekend.

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Ariana Grande and Barbra Streisand -

Bridging the generation gap are Ariana Grande and Barbra Streisand, seen together in Chicago in 2019 performing 'No More Tears (Enough is Enough),' the 1979 hit song originally recorded as a duet by Barbra Streisand and Donna Summer from the album 'Wet.'

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Carly Simon and James Taylor -

Married to each from 1972 to 1983, James Taylor and Carly Simon are seen together performing at Villanova University near Philadelphia in April 1978.

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Luciano Pavarotti and Celine Dion -

Opera legend Luciano Pavarotti in full voice with Celine Dion during a 1998 musical gala to benefit children in Liberia. The charity concert was held in Modena, Italy.

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David Bowie and Tina Turner -

David Bowie and Tina Turner duetting on 'Tonight' at the NEC Birmingham in Great Britain in March 1985.

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Barry Gibb and Olivia Newton-John -

Barry Gibb of the Bee Gees performs live on stage with singer and actress Olivia Newton-John at the Music for UNICEF Concert: A Gift of Song benefit gig held at the United Nations General Assembly in New York City in January 1979.

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Beyoncé and Jewel -

Jewel and Beyoncé share vocal duties during VH1 Divas Duets: A Concert to Benefit the VH1 Save the Music Foundation show at MGM Grand Garden Arena in Las Vegas, Nevada, in 2003.

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George Michael and Stevie Wonder -

George Michael teams up with Stevie Wonder for a raucous, rocking rendition of 'Living for the City' at the 1990 VH1 Honors concert hosted at University Amphitheatre in Los Angeles.

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Robbie Williams and Lily Allen -

Robbie Williams and Lily Allen dress for the part as they duet at the UNICEF UK Halloween Ball in London in October 2013. The gig helped raise vital funds for UNICEF's work for children affected by the conflict in Syria.

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George Harrison and Paul Simon -

Former Beatle George Harrison shares the microphone with Paul Simon as they record songs for broadcast on 'Saturday Night Live' in November 1976. The duo performed 'Here Comes the Sun' and 'Homeward Bound.'

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Rihanna and Chris Martin -

Dry ice envelopes Rihanna and Coldplay front man Chris Martin during their on stage get-together at the Paralympic Games closing ceremony in London in September 2012.

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Bryan Adams and Billy Joel -

Bryan Adams and Billy Joel harmonize on stage at Madison Square Garden where they sang a duet of 'Summer of '69' and 'You May Be Right' during the 55th consecutive show of Billy Joel's residency at the New York City venue in August 2018.

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Johnny Cash and Glen Campbell -

Two country and western greats, Johnny Cash and Glen Campbell singing live on Campbell's television show 'The Glen Campbell Goodtime Hour' in May 1971.

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Kris Kristofferson and Rod Stewart -

Singers Kris Kristofferson and Rod Stewart performing a duet at The Music for UNICEF Concert: A Gift of Song benefit gig held at the United Nations General Assembly in New York City in January 1979.

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Michael Bublé and Van Morrison -

Canadian Michael Bublé and Belfast-born Van Morrison perform Morrison's 'Real Real Gone' during the Songwriters Hall of Fame 46th Annual Induction and Awards in 2015 in New York City.

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Roy Orbison and Bruce Springsteen -

Bruce Springsteen, dressed in a gold lamé suit, joins Roy Orbison on stage at the 2nd Annual Rock & Roll Hall of Fame induction ceremony at the Waldorf-Astoria Hotel in New York City in January 1987.

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Mick Jagger and David Bowie -

A star-studded stage lineup comprising of Paul McCartney, Mick Jagger, Mark Knopfler, David Bowie, Mark King of Level 42, and Bryan Adams during the Prince's Trust Concert in London in 1986. Jagger and Bowie share lead vocals.

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Joss Stone and Tom Jones -

British singer Joss Stone and Welsh singer Tom Jones singing together on stage at Wembley in London in 2007. The concert was organized by princes William and Harry in memory of their late mother, Diana, Princess of Wales.

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Dolly Parton and Kenny Rogers -

Dolly Parton and Kenny Rogers perform their hit duet 'Islands in the Stream' at the CMT's 100 Greatest Duets concert in June 2008. The song was written by the Bee Gees and the pair first performed it back in 1983, when it became a huge hit.

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Sting and Paul Simon -

Former Police front man Sting in concert with Paul Simon at the Mediolanum Forum in Milan, Italy, in 2015. The pair were on their On Stage Together Tour.

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John Lennon and Elton John -

John Lennon makes a surprise appearance at a concert by Elton John at Madison Square Garden on November 28, 1974. Nobody knew it at the time, but this was the last public performance by Lennon before he was gunned down in the city nearly seven years later.

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Annie Lennox and David Bowie -

Annie Lennox and David Bowie performing a duet at the Freddie Mercury Tribute Concert for AIDS Awareness at Wembley Stadium in London in April 1992.

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Ricky Martin and Eros Ramazzotti -

Puerto Rican heartthrob Ricky Martin performs with Italian singer Eros Ramazzotti on the television show 'Domenica In' in November 2007 in Rome, Italy.

Sources: (Cheat Sheet) (NPR) (Live for Live Music)

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