Song: "Who's Making Love"
Artist: Blues Brothers
Peak position on the Cashbox Singles chart: #46
Number of weeks on the Cashbox Singles chart: 12
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| December 20, 1980 | 77 | Who's Making Love | Blues Brothers | Atlantic 3785 |
| December 27, 1980 | 60 | Who's Making Love | Blues Brothers | Atlantic 3785 |
| January 3, 1981 | 60 | Who's Making Love | Blues Brothers | Atlantic 3785 |
| January 10, 1981 | 60 | Who's Making Love | Blues Brothers | Atlantic 3785 |
| January 17, 1981 | 54 | Who's Making Love | Blues Brothers | Atlantic 3785 |
| January 24, 1981 | 50 | Who's Making Love | Blues Brothers | Atlantic 3785 |
| January 31, 1981 | 46 | Who's Making Love | Blues Brothers | Atlantic 3785 |
| February 7, 1981 | 46 | Who's Making Love | Blues Brothers | Atlantic 3785 |
| February 14, 1981 | 53 | Who's Making Love | Blues Brothers | Atlantic 3785 |
| February 21, 1981 | 58 | Who's Making Love | Blues Brothers | Atlantic 3785 |
| February 28, 1981 | 72 | Who's Making Love | Blues Brothers | Atlantic 3785 |
| March 7, 1981 | 93 | Who's Making Love | Blues Brothers | Atlantic 3785 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.