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Willem Duyn | |
|---|---|
 Duyn (left) on stage with Maggie MacNeal, as Mouth and MacNeal in 1973. | |
| Background information | |
| Birth name | Wilhelmus Jacobus Duyn |
| Born | 31 March 1937 Haarlem, Netherlands |
| Died | 4 December 2004 (aged 67) Roswinkel, Drenthe, Netherlands |
| Genres | Pop, folk |
| Occupation(s) | Singer, actor, entertainer |
| Years active | 1963–2004 |
Wilhelmus Jacobus Duyn (31 March 1937 – 4 December 2004) was a Dutch singer, actor, entertainer and voice over artist. Under the stage name Big Mouth he was co-vocalist of the Dutch pop music duos Mouth & MacNeal (1971–1974) and Big Mouth & Little Eve (1975–1977).