| Title | Artist | Song # |
| Mandrell, B. & D. Houston | After Closing Time | 203-4 |
| Mandrell, Barbara & Lee Greenwood | To Me | 77-16 |
| Martin, Dean & Renaud | Two Sleepy People | 178-14 |
| Martin, Dean & Sammy Davis | Sam's Song | 178-27 |
| Martin, Ricky & Christina Aguilera | Nobody Wants To Be Lonely | 267-4 |
| Martin, Ricky & Christina Aguilera | Nobody Wants To Be Lonely | 76-7 |
| Martin, Ricky & Madonna | Be Careful (Cuidado Con Mi Corazon) | 76-5 |
| Mathis & Streisand | I Have A Love / One Hand One Heart | 123-15 |
| Mathis & Williams | Too Much, Too Late | 4-17 |
| Mathis & Williams | Too Much, Too Little, Too Late | 45-5 |
| Mathis & Williams | Too Much, Too Little, Too Late | 123-11 |
| Mathis, J. & D. Williams | Too Much, Too Little, Too Late | 30-17 |
| Mathis, Johnny & Deniece Williams | Too Much, Too Little, Too Late | 73-6 |
| Mathis, Johnny & Williams | Too Much, Too Little, Too Late | 313-4 |
| McCartney, Paul & Stevie Wonder | Ebony & Ivory | 387-15 |
| McCartney, Paul & Stevie Wonder | Ebony And Ivory | 73-7 |
| McCoo, Marilyn & Billy Davis Jr. | You Don't Have To Be A Star (To Be In My | 73-11 |
| McCool & Davis Jr | You Don't Have To Be A Star | 383-10 |
| McCready, Mindy & Richie McDonald | Maybe He'll Notice Her Now | 16-6 |
| McEntire, Reba & L. Davis | Does He Love You | 127-1 |
| McEntire, Reba & Linda Davis | Does He Love You | 74-16 |
| McEntire, Reba & Vince Gill | Heart Won't Lie, The | 159-2 |
| McEntire, Reba & Vince Gill | Heart Won't Lie, The | 160-7 |
| McEntire, Reba & Vince Gill | Oklahoma Swing | 127-3 |
| McEntire, Reba & Vince Gill | Oklahoma Swing | 78-14 |
| McEntire, Reba & Vince Gill w/vocal | Heart Won't Lie, The | 160-15 |
| McGraw, Tim & Faith Hill | It's Your Love | 78-10 |
| McGraw, Tim & Faith Hill | It's Your Love | 96-11 |
| McGraw, Tim & Faith Hill | It's Your Love | 159-13 |
| McGraw, Tim & Faith Hill | It's Your Love | 13-17 |
| McGraw, Tim & Faith Hill | Let's Make Love | 159-5 |
| Meat Loaf | I'd Do Anything For Love | 394-9 |
| Meat Loaf | Paradise By The Dashboard Light | 322-13 |
| Medley & Warnes | Time Of My Life | 4-15 |
| Medley & Warnes | Time Of My Life, The | 123-3 |
| Medley, Bill & Jennifer Warnes | Time Of My Life, The | 30-15 |
| Mendez, Sergio | Never Gonna Let You Go | 146-8 |
| Miles, Buddy & S.Lukather | Purple Haze | 245-15 |
| Morgan, Lorrie & Sammy Kershaw | He Drinks Tequila | 159-11 |
| Morgan, Lorrie & Sammy Kershaw | Maybe Not Tonight | 159-6 |
| Morrison, Van & Linda Gail Lewis | You Win Again | 77-3 |
| Murf, Regina & Kim Rutherford | Blessing, Glory And Honor | 55-4 |
| Murray, Anne & Dave Loggins | Nobody Loves Me Like You Do | 78-3 |
| Murray, Anne & Dave Loggins | Nobody Loves Me Like You Do | 340-4 |