Peace Choir ~ Give Peace A Chance {1991}

Sean Lennon
Peter Gabriel

Yoko Ono

Run

Wendy & Lisa

Al Jarreau
Duff McKagan

Flea
John Frusciante
Lenny Kravitz
Kadeem Hardison

Little Steven Van Zandt

Teena Marie

Sebastian Bach
Jazzie B

Randy Newman
Little Richard
Tom Petty
L.L. Cool J

Terence Trent D'Arby

New Voices of Freedom
Bonnie Raitt
Michael McDonald
Ofra Haza

Q-Tip

Dave Stewart

Ahmet Zappa
Dweezil Zappa
Moon Zappa

M.C.Hammer
Bruce Hornsby

Adam Ant
Iggy Pop
Amina

Cyndi Lauper
Alannah Myles
Bros
Felix Cavaliere
Joe Higgs
Lee Jaffe
Davey Johnstone
Don Was

Eddie Murphy - Yeah

This song has an indescribable groove to it. Man, you've got Stevie, Luther, and MJ featured pretty prominetely on here (considering the amount of talent). An unspoke of gem.

Babyface

Sandi Barber

Jon Bon Jovi

Garth Brooks

En Vogue

Johnny Gill

Amy Grant

Aaron Hall

MC Hammer

Heavy D

Howard Hewitt

Julio Iglesias

Janet Jackson

Michael Jackson

Elton John

Patti LaBelle

Emmanuel Lewis

Paul McCartney

Eddie Murphy

Teddy Pendergrass

Richie Sambora

Luther Vandross

Audrey Wheeler

Barry White

Stevie Wonder

[Edited 8/21/13 19:30pm]

Ferry Aid ~ Let It Be {1987}

Solos:

Paul McCartney, Boy George, Keren Woodward & Nick Kamen, Paul King, Mark King, Jaki Graham, Taffy, Andy Bell, Pepsi & Shirlie, Mel and Kim, Mark Knopfler, Gary Moore, Kim Wilde & Nik Kershaw, Edwin Starr, Ben Volpeliere-Pierrot, Ruby Turner, Kate Bush

.

Choir:

The Alarm, John Altman, Debee Ashby, Al Ashton, Rick Astley, Bananarama, Simon Bates, Alison Bettles, Jenny Blythe, Errol Brown, Miquel Brown, Bucks Fizz, Jay Carly, The Christians, Nick Conway, Linda Davidson, Hazell Dean, Anne Diamond, Difford and Tilbrook, Doctor and the Medics, The Drifters, Drum Theatre, Frankie Goes to Hollywood, Roy Gayle, Go West, Carol Hitchcock, Felix Howard, Gloria Hunniford, Imagination, Jenny Jay, Ellie Laine, Annabel Lamb, Stephanie Lawrence, Loose Ends, Linda Lusardi, Ruth Madoc, Bobby McVey, Suzanne Mizzi, The New Seekers, Sadie Nine, The Nolans, Hazel O'Connor, Mike Osman, Su Pollard, Tim Polley, Pamela Power, Maxi Priest, Princess, Jimmy Pursey, Suzi Quatro, Mike Read, Sally Sagoe, Nejdet Salih, Ray Shell, Mandy Smith, Neville Stapleton, Alvin Stardust, Steve Strange, Sylvia Tella, Terraplane, Bonnie Tyler, Maria Whittaker, Working Week

Yo Viviré/Quimbara {2003}

Gloria Gaynor, Celia Cruz, Gloria Estefan, Albita, Gilberto Santarosa, Los Tri-O, Victor Manuel, Jose Feliciano, Rosario Flores, Jose Alberto, Alicia Villareal, Luis Enrique, Tito Nieves, Marc Anthony, Milly Quezada, Olga Tañon, India, Alfredo de la Fe, Arturo Sandoval, Patti Labelle, Paulina Rubio, Johnny Pacheco

Buddy (Native Tongue Decision) {1989}

De La Soul, Jungle Brothers, Q-Tip, Queen Latifah, Monie Love

Pavarotti & Friends ~ We Are The World {1999}

Lionel Richie, Gloria Estefan, Joe Cocker, Zucchero, Renato Zero, Ricky Martin, Boyzone, Laura Pausini, Luciano Pavarotti, B.B. King, Mariah Carey, Alex Britti, Gianni Morandi

George Benson, Al Jarreau, Paul McCartney ~ Bring It On Home To Me {2006}

Stop The Madness {1985}

Trumpet: Herb Alpert
Synthesizer: Lathan Amour & Chris Andrews
Guitar: Charles J. Fearing
Percussion: Terry Santel & Stix Hooper
Vocals: New Edition, Tim Feehan, Whitney Houston, Jon Burford, LaToya Jackson, Kimaya Koepke, Herb Alpert, Linda Stokes & Jackie Ball (of Magic Lady), Steve Arrington, Toni Basil, Tata Vega, Andre & Sandra Crouch

.

Appearances by:

Lyle Alzado, Michael "Boogaloo Shrimp" Chambers, Kim Fields, David Hasselhoff, Kareem Abdul Jabbar, Casey Kasem, Stacey Keach, David Keith, Michele Lee, Daphne Maxwell, John Matuzak, Gerald McRaney, Jameson Parker, Nancy Reagan, Tim Reid, Arnold Schwarzenegger, Claudia Wells

Let's Stay Together {1989}

Toni Childs, Al Green, Tower of Power Horns, Paul Shaffer, Carlos Santana, Will Lee, Tito Puentes, Melissa Etheridge, David Sanborn, McCoy Tyner, Darlene Love, Patti Austin

Paul Shaffer‎ ~ When The Radio Is On {1989}

Ecstasy, Dion Dimucci, Fresh Prince, Carole King, Ellie Greenwich, Jay Siegel, Johnny Maestro, Ronnie Bright (Daddy-O & Carol Kane on live version in place of Ecstacy & Carole King)

Reach Out And Touch Somebody's Hand {1985}

Nick Ashford, Valerie Simpson, Ben E. King, Roberta Flack, Phyllis Hyman, Cissy Houston, Paul Shaffer, Stevie Wonder, Patti LaBelle

LMFAO, every rap song is a "mutli-artist" song. I predict this is the next big "rap" hit:

"We Be Workin' Tha Bitches Up In Tha Club With Our Hands In Tha Ayyyeeerrrrr" by Snoop Doog featuring Lil Wayne assisted by Lady Miss Kir associated with Run DMC supported by C-Murder befriended by Eminem related to Nikki Minaj spotlighting Tony M.

Gladys Knight, Dionne Warwick, Patti LaBelle ~ Superwoman

[Edited 10/5/13 15:46pm]

CTI All Stars ~ Going West {1972}

George Benson, Freddie Hubbard, Hubert Laws, Stanley Turrentine, Hank Crawford, Johnny Hammond, Airto Moreira, Ron Carter, Billy Cobham

[Edited 10/3/13 13:32pm]

Lynda Carter & George Benson ~ Stand By Me {1982}

The Secret Garden

Quincy Jones, Al B. Sure!, James Ingram, El Debarge, Barry White {1989}

.

Pamela Williams, Regina Belle, Patti LaBelle, Teena Marie {1996}