Tracklist
| Why | 2:30 |
| Swingin' On A Rainbow | 1:57 |
Versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| C1045 | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single) | Chancellor | C1045 | US | 1959 |
| C1045 | Frankie Avalon | Why (7", Single) | Chancellor | C1045 | Netherlands | 1959 |
| CH 02016 | Frankie Avalon | Why / Swingin' On A Rainbow (7") | Chancellor | CH 02016 | Italy | 1959 |
| CH 02016 | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single) | Bluebell Records | CH 02016 | Greece | 1959 |
| C 1045, C.1045x45 | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single) | Chancellor, Chancellor | C 1045, C.1045x45 | Belgium | 1959 |
| C-1045X | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single) | Chancellor | C-1045X | Canada | 1959 |
| C 1045 | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single) | Chancellor | C 1045 | US | 1959 |
| T-8054 | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single) | Sonet | T-8054 | Norway | 1959 |
| C-1045 | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single) | Chancellor | C-1045 | US | 1959 |
| T-8054 | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single, Blu) | Sonet | T-8054 | Norway | 1959 |
| 1045 | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single, RED) | Chancellor | 1045 | US | 1959 |
| 45-POP 688 | Frankie Avalon | Why / Swinging On A Rainbow (7", Single) | His Master's Voice | 45-POP 688 | UK | 1959 |
| CH 02016 | Frankie Avalon | Why (7") | Chancellor, Bluebell Record | CH 02016 | Italy | 1959 |
| HR.10340 | Frankie Avalon | Why (7", Single) | His Master's Voice | HR.10340 | New Zealand | 1959 |
| C-1045 | Frankie Avalon | Why (7", Single, Mon) | Chancellor | C-1045 | US | 1959 |
| 45-POP 688 | Frankie Avalon | Why (7", Single, Promo) | His Master's Voice | 45-POP 688 | UK | 1959 |
| 45-EA.4371 | Frankie Avalon | Why (7", Single, Mono) | His Master's Voice | 45-EA.4371 | Australia | 1960 |
| T 8054 | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single) | Sonet | T 8054 | Scandinavia | Unknown |
| 453 066 | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single) | Heliodor | 453 066 | Germany | Unknown |
| C 1158 | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single, RE) | Collectables | C 1158 | US | Unknown |
| C 1158 | Frankie Avalon | Why / Swingin' On A Rainbow (7", Single, RE) | Collectables | C 1158 | US | Unknown |
