Happy Birthday by Altered Images first appeared on the Israeli foreign-music chart on 16 Nov 1981, entering at #34. It peaked at #26 on 7 Dec 1981. In total it spent 5 weeks on the chart, last charting on 14 Dec 1981. It also made the year-end chart: #3 of 1981.
| Wk | Date | Pos |
|---|---|---|
| 1 | 16 Nov 1981 | 34 |
| 2 | 23 Nov 1981 | 31 |
| 3 | 30 Nov 1981 | 28 |
| 4 | 7 Dec 1981 | 26 |
| 5 | 14 Dec 1981 | 33 |