Song: "Life Is A Rock"
Artist: Reunion
Peak position on the Cashbox Singles chart: #7
Number of weeks on the Cashbox Singles chart: 14
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| September 7, 1974 | 85 | Life Is A Rock | Reunion | RCA Victor 10056 |
| September 14, 1974 | 56 | Life Is A Rock | Reunion | RCA Victor 10056 |
| September 21, 1974 | 45 | Life Is A Rock | Reunion | RCA Victor 10056 |
| September 28, 1974 | 34 | Life Is A Rock | Reunion | RCA Victor 10056 |
| October 5, 1974 | 29 | Life Is A Rock | Reunion | RCA Victor 10056 |
| October 12, 1974 | 25 | Life Is A Rock | Reunion | RCA Victor 10056 |
| October 19, 1974 | 21 | Life Is A Rock | Reunion | RCA Victor 10056 |
| October 26, 1974 | 15 | Life Is A Rock | Reunion | RCA Victor 10056 |
| November 2, 1974 | 13 | Life Is A Rock | Reunion | RCA Victor 10056 |
| November 9, 1974 | 9 | Life Is A Rock | Reunion | RCA Victor 10056 |
| November 16, 1974 | 7 | Life Is A Rock | Reunion | RCA Victor 10056 |
| November 23, 1974 | 10 | Life Is A Rock | Reunion | RCA Victor 10056 |
| November 30, 1974 | 26 | Life Is A Rock | Reunion | RCA Victor 10056 |
| December 7, 1974 | 43 | Life Is A Rock | Reunion | RCA Victor 10056 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.