










| Label: | Marc On Wax 9031-75374-2 |
| Genre: | Pop, Rock |
| Style: | Glam |
| Format: | CD (EP) |
| 1 | 20th Century Boy | 3:39 |
| 2 | Midnight | 2:49 |
| 3 | The Groover | 3:12 |
| 4 | Telegram Sam (Live) | 4:04 |
| Label: | Marc On Wax Ltd. MARC 501 |
| Genre: | Rock |
| Style: | Glam |
| Format: | Vinyl (7" , Single) |
| A | 20th Century Boy | |
| B1 | Midnight | |
| B2 | The Groover |
| Label: | EastWest Records GmbH 9031-75373-7 |
| Genre: | Rock, Pop |
| Style: | Glam |
| Format: | Vinyl (7" , 45 RPM , Single) |
| A | 20th Century Boy | 3:39 |
| B | The Groover | 3:12 |
| Label: | Marc On Wax Ltd. CDMARC 501 |
| Genre: | Pop, Rock |
| Style: | Glam |
| Format: | CD (EP) |
| 1 | 20th Century Boy | |
| 2 | Midnight | |
| 3 | The Groover | |
| 4 | Telegram Sam (Live) |
| Label: | Marc On Wax Ltd. MARC 501 |
| Genre: | Rock |
| Style: | Glam |
| Format: | Vinyl (7" , Single) |
| A | 20th Century Boy | |
| B1 | Midnight | |
| B2 | The Groover |
| Label: | Mega Records MRCXCD 2498 |
| Genre: | Pop, Rock |
| Style: | Glam |
| Format: | CD (EP) |
| 1 | 20th Century Boy | 3:39 |
| 2 | Midnight | 2:46 |
| 3 | The Groover | 3:18 |
| 4 | Telegram Sam (Live) | 4:12 |
| Label: | EastWest Records GmbH 9031-75373-7 |
| Genre: | Pop, Rock |
| Style: | Glam |
| Format: | Vinyl (7" , Single) |
| A | 20th Century Boy | 3:39 |
| B | The Groover | 3:12 |
| Label: | Marc On Wax Ltd. CAMARC 501 |
| Genre: | Rock |
| Format: | Cassette |
| 1 | 20th Century Boy | |
| 2 | Midnight | |
| 3 | The Groover |
| Label: | Mega Records MRCS 2498 |
| Genre: | Rock, Pop |
| Style: | Glam |
| Format: | Vinyl (7" , 45 RPM) |
| A | 20th Century Boy | 3:39 |
| B1 | Midnight | 2:46 |
| B2 | The Groover | 3:18 |
| Label: | Marc On Wax Ltd. 12MARC 501 |
| Genre: | Rock |
| Style: | Glam |
| Format: | Vinyl (12") |
| A1 | 20th Century Boy | |
| A2 | Midnight | |
| B1 | The Groover | |
| B2 | Telegram Sam (Live) |
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