Trisha Yearwood/Don Henley - Inside Out

Linda Ronstadt and James Ingram--"Somewhere Out There"

Linda Ronstadt / Aaron Neville - Don't Know Much

Johnny Mathis and Denice Williams--"Too Much, Too Little, Too Late" (vintage 1978)

The Heart Won't Lie - Reba McEntire/Vince Gill

Elton John and Kiki Dee--"Don't Go Breaking My Heart"

BECAUSE OF YOU - Reba McEntire and Kelly Clarkson

Jackson - Johnny Cash/June Carter Cash

My Kind of Woman, My Kind of Man-Vince Gill and Patty Loveless

Mendicino County Line - Willie Nelson/Lee Ann Womack

Nicolette Larson and Michael McDonald--"Let Me Go, Love"

That Loving You Feeling Again - Emmylou Harris/Roy Orbison

Elvis Presley and Ann-Margaret--"The Lady Loves Me"*

*--from 1964's VIVA LAS VEGAS, one of Elvis' better B-movies.

Love Will Always Win - Trisha Yearwood/Garth Brooks

John Lennon w. Elton John--"Whatever Gets You Through The Night"

Something Stupid - Frank Sinatra - Nancy Sinatra

Trisha Yearwood and Aaron Neville--"I Fall To Pieces"*

*--the Patsy Cline standard that had also, ironically enough, been done by Aaron's frequent duet partner, and Trisha's spiritual mentor, Linda Ronstadt in 1972.

Something About You Baby , I Like - Rita Coolidge/Glen Campbell

Marvin Gaye and Kim Weston--"It Takes Two" (vintage 1967)

Missing You - Alison Krauss/John Waitt

Diana Ross and Lionel Richie--"Endless Love"

Nothing Wrong - Leann Rimes/Mare Broussard

J.D. Souther and Linda Ronstadt--"Hearts Against The Wind"

Let It Be Me - Glen Campbell/Bobbie Gentry

Eddie Rabbitt and Crystal Gayle--"You And I"

Written In The Stars - Leanne Rimes/Elton John

Wild As The WInd - Trisha Yearwood & Garth Brooks

Waylon and Willie--"Good Hearted Woman"

Days aren't long enough - Steve Earl and Allison Moorer

Linda Ronstadt and Ann Savoy--"Walk Away Renee"*

*--from their 2006 album Adieu False Heart; this is their take on the Left Banke's 1966 baroque-pop classic.

You're The Reason God Made Oklahoma - David Frizzell/Shelley West

Brook Benton and Dinah Washington--"Baby (You've Got What It Takes)" (vintage 1960)

Islands in the Stream-Kenny Rogers/Dolly Parton

Dionne Warwick w. The Spinners--"Then Came You" (#1 in October 1974)

what if the world stops turning - Mindy Smith with Buddy Miller from Long Island Shores

Hoyt Axton w. Linda Ronstadt--"When The Morning Comes" (vintage 1974)

Pancho and Lefty - Willie Nelson and Waylon Jennings

John Denver w. Emmylou Harris--"Wild Montana Skies"

To All The Girls I've Loved Before - Willie Nelson / Julio Igleseas

Willie Nelson and Ray Price--"Faded Love"

Barbra Striesand and Neil Diamond - You Don't Bring Me Flowers

Linda and Emmylou--"Across The Border"

"Nobody Loves Me (Like You Do)"- Anne Murray and Dave Loggins

Tom Jones w. the Cardigans--"Burning Down The House"

Something Stupid - Frank Sinatra and Nancy Sinatra

Diana Ross and Marvin Gaye--"You're A Part Of Me"

Don't Go Breaking My Heart - Elton John and Kiki Dee

Terri Clark and Vince Gill--"I Can't Keep You In Love With Me"

The Girl is Mine - Paul McCartney and Michael Jackson