Duets: not to include duo artists by design like S&G, Everlys etc.

[BobH07]

I'll start with:

Stop Draggin' My Heart Around:  Stevie Nicks and Tom Petty

[BobH07]

Endless Love:  Diana Ross and Lionel Richie

[BobH07]

Unforgettable:  Nat and Natalie Cole

[BobH07]

Sometimes Love Just Ain't Enough:  Patty Smyth and Don Henley

[BobH07]

(I've Had) The Time Of My Life:  Bill Medley and Jennifer Warnes

[BobH07]

Don't Know Much:  Linda Ronstadt and Aaron Neville

[BeatleloverKT]

Sometimes we cry  Tom Jones&Van Morrison

[BobH07]

Interesting. Have not heard that one. Will check it out.

[LouLit01]

Mockingbird

Carly Simon & James Taylor

[Raynyky]

Fame-Bowie/Lennon 

[BobH07]

It's Only Love:  Bryan Adams and Tina Turner

[BobH07]

Islands In The Stream:  Kenny and Dolly

[BobH07]

I Knew You Were Waiting:  Aretha and George Michael

[BeatleloverKT]

You’ve got a friend  James Taylor&Carole King

[1968Hoya46]

Might be a stretch:

Take Me Home Tonight: Eddie Money (with Ronnie Spector).

[1968Hoya46]

Ebony And Ivory: Michael Jackson & Paul McCartney

[1968Hoya46]

A Rockin Good Way To Mess Around And Fall In Love: Dinah Washington & Brook Benton

[BobH07]

Almost Paradise:  Mike Reno and Ann Wilson

[BobH07]

Please Read The Letter:  Robert Plant and Alison Krauss

[BobH07]

Girl From The North Country:  Dylan and Cash

[BobH07]

Don't Give Up:  Peter Gabriel and Kate Bush

[BobH07]

Dead Ringer For Love:  Meat Loaf and Cher

[MaVolta]

Don't Let the Sun Go Down on Me  -  Elton John & George Michael

[MaVolta]

Love Hurts  -  Emmylou Harris & Gram Parsons

[MaVolta]

Wild Montana Skies  -  John Denver & Emmylou Harris

[BeatleloverKT]

The lady is a tramp  Lady Gaga&Tony Bennett

[1968Hoya46]

Up Where We Belong: Jennifer Warnes & Joe Cocker

[1968Hoya46]

Don’t Go Breaking My Heart: Kiki Dee & Elton John

[BeatleloverKT]

Leather and lace  Stevie Nicks&Don Henley

[MaVolta]

Sea of Heartbreak  -  Jimmy Buffett & George Strait

[BobH07]

Dancing In The Street:  Bowie and Jagger