Song: "Flash Light"
Artist: Parliament
Peak position on the Cashbox Singles chart: #15
Number of weeks on the Cashbox Singles chart: 17
(16 weeks in the Top 100)
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| February 4, 1978 | 108 | Flash Light | Parliament | Casablanca 909 |
| February 11, 1978 | 84 | Flash Light | Parliament | Casablanca 909 |
| February 18, 1978 | 75 | Flash Light | Parliament | Casablanca 909 |
| February 25, 1978 | 67 | Flash Light | Parliament | Casablanca 909 |
| March 4, 1978 | 47 | Flash Light | Parliament | Casablanca 909 |
| March 11, 1978 | 33 | Flash Light | Parliament | Casablanca 909 |
| March 18, 1978 | 29 | Flash Light | Parliament | Casablanca 909 |
| March 25, 1978 | 21 | Flash Light | Parliament | Casablanca 909 |
| April 1, 1978 | 19 | Flash Light | Parliament | Casablanca 909 |
| April 8, 1978 | 17 | Flash Light | Parliament | Casablanca 909 |
| April 15, 1978 | 17 | Flash Light | Parliament | Casablanca 909 |
| April 22, 1978 | 15 | Flash Light | Parliament | Casablanca 909 |
| April 29, 1978 | 15 | Flash Light | Parliament | Casablanca 909 |
| May 6, 1978 | 38 | Flash Light | Parliament | Casablanca 909 |
| May 13, 1978 | 39 | Flash Light | Parliament | Casablanca 909 |
| May 20, 1978 | 40 | Flash Light | Parliament | Casablanca 909 |
| May 27, 1978 | 100 | Flash Light | Parliament | Casablanca 909 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.