Dreadlock Holiday by 10cc first appeared on the Israeli foreign-music chart on 3 Oct 1978, entering at #10. It peaked at #1 on 5 Nov 1978, holding the top spot for 2 weeks. In total it spent 13 weeks on the chart, last charting on 31 Dec 1978. It also made the year-end chart: #7 of 1978.
| Wk | Date | Pos |
|---|---|---|
| 1 | 3 Oct 1978 | 10 |
| 2 | 8 Oct 1978 | 5 |
| 3 | 24 Oct 1978 | 3 |
| 4 | 29 Oct 1978 | 2 |
| 5 | 5 Nov 1978 | 1 |
| 6 | 12 Nov 1978 | 1 |
| 7 | 19 Nov 1978 | 3 |
| 8 | 26 Nov 1978 | 6 |
| 9 | 3 Dec 1978 | 9 |
| 10 | 10 Dec 1978 | 18 |
| 11 | 17 Dec 1978 | 22 |
| 12 | 24 Dec 1978 | 26 |
| 13 | 31 Dec 1978 | 28 |