Song: "I Can't Help It"
Artist: Andy Gibb & Olivia Newton-John
Peak position on the Cashbox Singles chart: #13
Number of weeks on the Cashbox Singles chart: 14
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| March 29, 1980 | 68 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| April 5, 1980 | 54 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| April 12, 1980 | 47 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| April 19, 1980 | 36 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| April 26, 1980 | 26 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| May 3, 1980 | 18 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| May 10, 1980 | 16 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| May 17, 1980 | 14 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| May 24, 1980 | 13 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| May 31, 1980 | 18 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| June 7, 1980 | 22 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| June 14, 1980 | 24 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| June 21, 1980 | 32 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
| June 28, 1980 | 80 | I Can't Help It | Andy Gibb & Olivia Newton-John | RSO 1026 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.