























| Label: | MCA Records 110.082 |
| Genre: | Pop |
| Style: | Ballad |
| Format: | Vinyl (Single , 7" , 45 RPM , Reissue) |
| A1 | I'm Sorry » Written-By: Dub Abbriton, Ronnie Self | 2:40 |
| B1 | Dum Dum » Written-By: J. De Shannon, Sharon Sheeley | 2:27 |
| Label: | MCA Records MCS 2979 |
| Genre: | Pop |
| Style: | Ballad |
| Format: | Vinyl (7" , Single , Reissue) |
| A | I'm Sorry » Written By: R. Self | 2:40 |
| B | Dum Dum » Written By: J. De Shannon, S. Sheeley | 2:27 |
| Label: | Coral COP 2979 |
| Genre: | Pop |
| Style: | Ballad |
| Format: | Vinyl (7" , Single) |
| A | Dum Dum | 2:40 |
| B | I'm Sorry | 2:27 |
| Label: | MCA Records 110.082 |
| Genre: | Pop |
| Style: | Ballad |
| Format: | Vinyl (7" , Single , 45 RPM) |
| A | I'm Sorry » Written-By: Dub Abbriton, Ronnie Self | 2:40 |
| B | Dum Dum » Written-By: J. De Shannon, Sharon Sheeley | 2:27 |
| Label: | MCA Records MCS 2979 |
| Genre: | Pop |
| Style: | Ballad |
| Format: | Vinyl (7") |
| A | I'm Sorry | |
| B | Dum Dum |