Song: "This Is It"
Artist: Kenny Loggins
Peak position on the Cashbox Singles chart: #8
Number of weeks on the Cashbox Singles chart: 24
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| October 13, 1979 | 86 | This Is It | Kenny Loggins | Columbia 11109 |
| October 20, 1979 | 83 | This Is It | Kenny Loggins | Columbia 11109 |
| October 27, 1979 | 72 | This Is It | Kenny Loggins | Columbia 11109 |
| November 3, 1979 | 62 | This Is It | Kenny Loggins | Columbia 11109 |
| November 10, 1979 | 56 | This Is It | Kenny Loggins | Columbia 11109 |
| November 17, 1979 | 43 | This Is It | Kenny Loggins | Columbia 11109 |
| November 24, 1979 | 37 | This Is It | Kenny Loggins | Columbia 11109 |
| December 1, 1979 | 33 | This Is It | Kenny Loggins | Columbia 11109 |
| December 8, 1979 | 27 | This Is It | Kenny Loggins | Columbia 11109 |
| December 15, 1979 | 25 | This Is It | Kenny Loggins | Columbia 11109 |
| December 22, 1979 | 18 | This Is It | Kenny Loggins | Columbia 11109 |
| December 29, 1979 | 16 | This Is It | Kenny Loggins | Columbia 11109 |
| January 5, 1980 | 16 | This Is It | Kenny Loggins | Columbia 11109 |
| January 12, 1980 | 14 | This Is It | Kenny Loggins | Columbia 11109 |
| January 19, 1980 | 12 | This Is It | Kenny Loggins | Columbia 11109 |
| January 26, 1980 | 10 | This Is It | Kenny Loggins | Columbia 11109 |
| February 2, 1980 | 9 | This Is It | Kenny Loggins | Columbia 11109 |
| February 9, 1980 | 8 | This Is It | Kenny Loggins | Columbia 11109 |
| February 16, 1980 | 9 | This Is It | Kenny Loggins | Columbia 11109 |
| February 23, 1980 | 21 | This Is It | Kenny Loggins | Columbia 11109 |
| March 1, 1980 | 28 | This Is It | Kenny Loggins | Columbia 11109 |
| March 8, 1980 | 41 | This Is It | Kenny Loggins | Columbia 11109 |
| March 15, 1980 | 54 | This Is It | Kenny Loggins | Columbia 11109 |
| March 22, 1980 | 73 | This Is It | Kenny Loggins | Columbia 11109 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.