Song: "My Mistake (Was To Love You)"
Artist: Diana Ross & Marvin Gaye
Peak position on the Cashbox Singles chart: #20
Number of weeks on the Cashbox Singles chart: 14
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| February 16, 1974 | 88 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| February 23, 1974 | 79 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| March 2, 1974 | 64 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| March 9, 1974 | 55 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| March 16, 1974 | 44 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| March 23, 1974 | 37 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| March 30, 1974 | 33 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| April 6, 1974 | 28 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| April 13, 1974 | 23 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| April 20, 1974 | 20 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| April 27, 1974 | 20 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| May 4, 1974 | 29 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| May 11, 1974 | 39 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
| May 18, 1974 | 57 | My Mistake (Was To Love You) | Diana Ross & Marvin Gaye | Motown 1269 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.